Tools & Wizards About Us
prod.wilsonart.com screenshot

Report Summary

  • 15

    Performance

    Renders faster than
    27% of other websites

  • 75

    Accessibility

    Visual factors better than
    that of 41% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

prod.wilsonart.com

Wilsonart Engineered Surfaces | Explore Your Options

Page Load Speed

3 sec in total

First Response

55 ms

Resources Loaded

2 sec

Page Rendered

914 ms

prod.wilsonart.com screenshot

About Website

Visit prod.wilsonart.com now to see the best up-to-date Prod Wilsonart content for Germany and also check out these interesting facts you probably never knew about prod.wilsonart.com

Complement any kitchen or bath surface with Wilsonart. With over 500 designs to choose from, Wilsonart offers Quartz, Laminate, Solid Surfaces and more.

Visit prod.wilsonart.com

Key Findings

We analyzed Prod.wilsonart.com page load time and found that the first response time was 55 ms and then it took 2.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

prod.wilsonart.com performance score

15

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value11.9 s

0/100

10%

LCP (Largest Contentful Paint)

Value16.2 s

0/100

25%

SI (Speed Index)

Value11.9 s

4/100

10%

TBT (Total Blocking Time)

Value4,860 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.002

100/100

15%

TTI (Time to Interactive)

Value26.3 s

0/100

10%

Network Requests Diagram

www.wilsonart.com

55 ms

b795636f2fb543d1e95f10ddebbee692.css

81 ms

styles-l.css

105 ms

0b05593ccc22df92b819f79694af695a.css

108 ms

font-awesome.min.css

36 ms

Our browser made a total of 198 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Prod.wilsonart.com, 16% (32 requests) were made to Staticmedia.wilsonart.com and 1% (2 requests) were made to Wilsonart.com. The less responsive or slowest element that took the longest time to load (582 ms) relates to the external source Images.wilsonart.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 745.0 kB (15%)

Content Size

4.9 MB

After Optimization

4.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Prod.wilsonart.com main page is 4.9 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. Only a small number of websites need less resources to load. Images take 2.8 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 494.8 kB

  • Original 574.9 kB
  • After minification 543.0 kB
  • After compression 80.1 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 494.8 kB or 86% of the original size.

Image Optimization

-0%

Potential reduce by 5.9 kB

  • Original 2.8 MB
  • After minification 2.8 MB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Prod Wilsonart images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 3.4 kB

  • Original 1.2 MB
  • After minification 1.2 MB
  • After compression 1.2 MB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. This website has mostly compressed JavaScripts.

CSS Optimization

-96%

Potential reduce by 240.9 kB

  • Original 250.7 kB
  • After minification 9.9 kB
  • After compression 9.8 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Prod.wilsonart.com needs all CSS files to be minified and compressed as it can save up to 240.9 kB or 96% of the original size.

Requests Breakdown

Number of requests can be reduced by 75 (40%)

Requests Now

186

After Optimization

111

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 186 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Prod Wilsonart. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.wilsonart.com

www.wilsonart.com

55 ms

b795636f2fb543d1e95f10ddebbee692.css

b795636f2fb543d1e95f10ddebbee692.css

81 ms

styles-l.css

styles-l.css

105 ms

0b05593ccc22df92b819f79694af695a.css

0b05593ccc22df92b819f79694af695a.css

108 ms

font-awesome.min.css

font-awesome.min.css

36 ms

require.min.js

require.min.js

104 ms

requirejs-min-resolver.min.js

requirejs-min-resolver.min.js

102 ms

bundle0.min.js

bundle0.min.js

168 ms

bundle1.min.js

bundle1.min.js

180 ms

bundle2.min.js

bundle2.min.js

178 ms

bundle3.min.js

bundle3.min.js

166 ms

bundle4.min.js

bundle4.min.js

163 ms

bundle5.min.js

bundle5.min.js

175 ms

static.min.js

static.min.js

199 ms

mixins.min.js

mixins.min.js

201 ms

requirejs-config.min.js

requirejs-config.min.js

201 ms

owl.carousel.min.js

owl.carousel.min.js

208 ms

advance_search.min.js

advance_search.min.js

207 ms

hamburger.min.js

hamburger.min.js

200 ms

css

css

35 ms

Wilsonart_ES-01.png

Wilsonart_ES-01.png

582 ms

HPL-v1-21-color-group-multicolor.jpg

HPL-v1-21-color-group-multicolor.jpg

302 ms

logo_mobile.jpg

logo_mobile.jpg

417 ms

icon-sprite.svg

icon-sprite.svg

432 ms

Ice_Mist_Office_Application_Shot_HPL_210x100.jpg

Ice_Mist_Office_Application_Shot_HPL_210x100.jpg

422 ms

5008-7_Praline_Antico_Kitchen_Countertop_210x100.jpg

5008-7_Praline_Antico_Kitchen_Countertop_210x100.jpg

434 ms

WA-In-Stock-Hero.jpg

WA-In-Stock-Hero.jpg

425 ms

On-Demand-Image.jpg

On-Demand-Image.jpg

432 ms

abstracts-and-patterns.png

abstracts-and-patterns.png

423 ms

solids.png

solids.png

424 ms

stones.png

stones.png

434 ms

textiles.png

textiles.png

426 ms

woodgrains.png

woodgrains.png

427 ms

Laminate-Composite-Panels-v1-8.jpg

Laminate-Composite-Panels-v1-8.jpg

435 ms

black.jpg

black.jpg

428 ms

grey_1.jpg

grey_1.jpg

428 ms

Laminate-Composite-Panels-v1-11.jpg

Laminate-Composite-Panels-v1-11.jpg

494 ms

Laminate-Composite-Panels-v1-12.jpg

Laminate-Composite-Panels-v1-12.jpg

430 ms

Laminate-Composite-Panels-v1-13.jpg

Laminate-Composite-Panels-v1-13.jpg

495 ms

Laminate-Composite-Panels-v1-14.jpg

Laminate-Composite-Panels-v1-14.jpg

434 ms

Laminate-Composite-Panels-v1-15.jpg

Laminate-Composite-Panels-v1-15.jpg

433 ms

Laminate-Composite-Panels-v1-16.jpg

Laminate-Composite-Panels-v1-16.jpg

435 ms

Laminate-Composite-Panels-v1-17.jpg

Laminate-Composite-Panels-v1-17.jpg

489 ms

Laminate-Composite-Panels-v1-18.jpg

Laminate-Composite-Panels-v1-18.jpg

490 ms

Laminate-Composite-Panels-v1-10.jpg

Laminate-Composite-Panels-v1-10.jpg

555 ms

Conference_room_1_v1_4k_210x100.jpg

Conference_room_1_v1_4k_210x100.jpg

490 ms

wilsonart-woodgrain-staining-YS018-Walnut-Raw_210x100.jpg

wilsonart-woodgrain-staining-YS018-Walnut-Raw_210x100.jpg

491 ms

wilsonart_wood_grain_close_up_8268-17-k_spoon_1_.jpg

wilsonart_wood_grain_close_up_8268-17-k_spoon_1_.jpg

555 ms

Woodgrains_Countertop_2.jpg

Woodgrains_Countertop_2.jpg

556 ms

Traceless-by-Wilsonart-210x100.png

Traceless-by-Wilsonart-210x100.png

494 ms

WA_15517_-31_Ethereal-Velvet-c-210x100.png

WA_15517_-31_Ethereal-Velvet-c-210x100.png

495 ms

TFL-v1-6_1.jpg

TFL-v1-6_1.jpg

560 ms

TFL-v1-9_2.jpg

TFL-v1-9_2.jpg

498 ms

CarsonWalnutTFL_SabbiaTessereTFL.png

CarsonWalnutTFL_SabbiaTessereTFL.png

499 ms

0187-0043-wilsonart-LUJO-2023-launch-images-v1-52_1_.jpg

0187-0043-wilsonart-LUJO-2023-launch-images-v1-52_1_.jpg

500 ms

BlackHillsOakTFL_WheatTabbyTFL.png

BlackHillsOakTFL_WheatTabbyTFL.png

563 ms

TFL-v1-4_1.jpg

TFL-v1-4_1.jpg

565 ms

TFL-v1-5_1.jpg

TFL-v1-5_1.jpg

556 ms

TFL-v1-7_1.jpg

TFL-v1-7_1.jpg

556 ms

js-translation.json

js-translation.json

380 ms

opensans-400.woff

opensans-400.woff

404 ms

opensans-300.woff

opensans-300.woff

403 ms

opensans-600.woff

opensans-600.woff

329 ms

opensans-700.woff

opensans-700.woff

327 ms

Roboto-Regular.ttf

Roboto-Regular.ttf

237 ms

Blank-Theme-Icons.woff

Blank-Theme-Icons.woff

388 ms

TFL-v1-8_1.jpg

TFL-v1-8_1.jpg

141 ms

Laminate-Composite-Panels-v1-_1.jpg

Laminate-Composite-Panels-v1-_1.jpg

142 ms

Laminate-Composite-Panels-v1-2_1.jpg

Laminate-Composite-Panels-v1-2_1.jpg

141 ms

Laminate-Composite-Panels-v1-3_1.jpg

Laminate-Composite-Panels-v1-3_1.jpg

139 ms

Laminate-Composite-Panels-v1-4_1.jpg

Laminate-Composite-Panels-v1-4_1.jpg

205 ms

Laminate-Composite-Panels-v1-6_2.jpg

Laminate-Composite-Panels-v1-6_2.jpg

139 ms

Laminate-Composite-Panels-v1-7_1.jpg

Laminate-Composite-Panels-v1-7_1.jpg

204 ms

0187-0041-wilsonart-THINSCAPE-residential-2023-launch-images-v1-20.jpg

0187-0041-wilsonart-THINSCAPE-residential-2023-launch-images-v1-20.jpg

271 ms

Composite-Countertops-v1-2.jpg

Composite-Countertops-v1-2.jpg

138 ms

Composite-Countertops-v1-3.jpg

Composite-Countertops-v1-3.jpg

138 ms

Composite-Countertops-v1-4.jpg

Composite-Countertops-v1-4.jpg

203 ms

Composite-Countertops-v1-5.jpg

Composite-Countertops-v1-5.jpg

136 ms

Composite-Countertops-v1-6.jpg

Composite-Countertops-v1-6.jpg

136 ms

Composite-Countertops-v1-7.jpg

Composite-Countertops-v1-7.jpg

136 ms

Composite-Countertops-v1-11.jpg

Composite-Countertops-v1-11.jpg

202 ms

Composite-Countertops-v1-10.jpg

Composite-Countertops-v1-10.jpg

202 ms

PlayfairDisplay-Regular.ttf

PlayfairDisplay-Regular.ttf

57 ms

PlayfairDisplay-Italic.ttf

PlayfairDisplay-Italic.ttf

58 ms

Roboto-Thin.ttf

Roboto-Thin.ttf

59 ms

menu_quartz_new-arrivals.jpg

menu_quartz_new-arrivals.jpg

191 ms

0187-0038-wilsonart-quartz-calacatta-launch-images-v1-11.jpg

0187-0038-wilsonart-quartz-calacatta-launch-images-v1-11.jpg

142 ms

Quartz-v1-3_1.jpg

Quartz-v1-3_1.jpg

142 ms

0187-0038-wilsonart-quartz-select-launch-images-v1-7.jpg

0187-0038-wilsonart-quartz-select-launch-images-v1-7.jpg

143 ms

Quartz-v1-5_1.jpg

Quartz-v1-5_1.jpg

207 ms

Quartz-v1-6_1.jpg

Quartz-v1-6_1.jpg

143 ms

Quartz-v1-7_1.jpg

Quartz-v1-7_1.jpg

260 ms

Quartz-v1-8.jpg

Quartz-v1-8.jpg

143 ms

Quartz-v1-11_1.jpg

Quartz-v1-11_1.jpg

140 ms

Quartz-v1-10.jpg

Quartz-v1-10.jpg

256 ms

Quartz-v1-9_1.jpg

Quartz-v1-9_1.jpg

183 ms

grey.jpg

grey.jpg

183 ms

online_chat.svg

online_chat.svg

69 ms

0187-0038-wilsonart-ss-cc-launch-images-v1-210x100.jpg

0187-0038-wilsonart-ss-cc-launch-images-v1-210x100.jpg

141 ms

Solid-Surface-v1-2.jpg

Solid-Surface-v1-2.jpg

198 ms

Solid-Surface-v1-3.jpg

Solid-Surface-v1-3.jpg

199 ms

wilsonart-solid-surface-widesheets_4.jpg

wilsonart-solid-surface-widesheets_4.jpg

140 ms

wilsonart-solid-surface-widesheets_2.jpg

wilsonart-solid-surface-widesheets_2.jpg

195 ms

Solid-Surface-v1-4.jpg

Solid-Surface-v1-4.jpg

193 ms

Solid-Surface-v1-5.jpg

Solid-Surface-v1-5.jpg

196 ms

Solid-Surface-v1-6.jpg

Solid-Surface-v1-6.jpg

196 ms

Solid-Surface-v1-7_1.jpg

Solid-Surface-v1-7_1.jpg

197 ms

Solid-Surface-v1-8.jpg

Solid-Surface-v1-8.jpg

212 ms

Solid-Surface-v1-9.jpg

Solid-Surface-v1-9.jpg

212 ms

Solid-Surface-v1-10.jpg

Solid-Surface-v1-10.jpg

195 ms

Solid-Surface-v1-13.jpg

Solid-Surface-v1-13.jpg

195 ms

Solid-Surface-v1-14.jpg

Solid-Surface-v1-14.jpg

194 ms

Solid-Surface-v1-15.jpg

Solid-Surface-v1-15.jpg

195 ms

Solid-Surface-v1-12.jpg

Solid-Surface-v1-12.jpg

246 ms

Adhesives-v1-.jpg

Adhesives-v1-.jpg

194 ms

Adhesives-v1-2.jpg

Adhesives-v1-2.jpg

247 ms

Roboto-Regular.ttf

Roboto-Regular.ttf

57 ms

print.css

print.css

58 ms

Adhesives-v1-3.jpg

Adhesives-v1-3.jpg

186 ms

Adhesives-v1-4.jpg

Adhesives-v1-4.jpg

133 ms

home-v1-2.jpg

home-v1-2.jpg

194 ms

home-v1-3.jpg

home-v1-3.jpg

181 ms

home-v1-4.jpg

home-v1-4.jpg

179 ms

home-v1-5.jpg

home-v1-5.jpg

182 ms

MicrosoftTeams-image_1__1.png

MicrosoftTeams-image_1__1.png

182 ms

home-v1-6_1.jpg

home-v1-6_1.jpg

217 ms

education-v1-5.jpg

education-v1-5.jpg

181 ms

education-v1-6.jpg

education-v1-6.jpg

224 ms

education-v1-7.jpg

education-v1-7.jpg

181 ms

hotjar-2078792.js

hotjar-2078792.js

172 ms

healthcare-v1-.jpg

healthcare-v1-.jpg

137 ms

healthcare-v1-2.jpg

healthcare-v1-2.jpg

136 ms

healthcare-v1-3.jpg

healthcare-v1-3.jpg

127 ms

healthcare-v1-4.jpg

healthcare-v1-4.jpg

124 ms

healthcare-v1-6.jpg

healthcare-v1-6.jpg

178 ms

healthcare-v1-7.jpg

healthcare-v1-7.jpg

182 ms

healthcare-v1-5.jpg

healthcare-v1-5.jpg

127 ms

healthcare-v1-8.jpg

healthcare-v1-8.jpg

73 ms

hospitality-v1-4_1.jpg

hospitality-v1-4_1.jpg

76 ms

hospitality-v1-5_1.jpg

hospitality-v1-5_1.jpg

143 ms

hospitality-v1-6.jpg

hospitality-v1-6.jpg

122 ms

hospitality-v1-7.jpg

hospitality-v1-7.jpg

118 ms

office-v1-5.jpg

office-v1-5.jpg

135 ms

office-v1-6.jpg

office-v1-6.jpg

136 ms

office-v1-7.jpg

office-v1-7.jpg

134 ms

office-v1-8.jpg

office-v1-8.jpg

198 ms

retail-v1-5.jpg

retail-v1-5.jpg

188 ms

retail-v1-6.jpg

retail-v1-6.jpg

140 ms

retail-v1-7.jpg

retail-v1-7.jpg

168 ms

retail-v1-8.jpg

retail-v1-8.jpg

167 ms

material-substitution-v1-4.jpg

material-substitution-v1-4.jpg

168 ms

material-substitution-v1-3.jpg

material-substitution-v1-3.jpg

204 ms

material-substitution-v1-2.jpg

material-substitution-v1-2.jpg

234 ms

material-substitution-v1-5.jpg

material-substitution-v1-5.jpg

137 ms

material-substitution-v1-.jpg

material-substitution-v1-.jpg

139 ms

Wilsonart-images-misc-2-210x100.jpg

Wilsonart-images-misc-2-210x100.jpg

202 ms

Wilsonart-images-misc-1-210x100.jpg

Wilsonart-images-misc-1-210x100.jpg

149 ms

Wilsonart-images-misc-3-210x100.jpg

Wilsonart-images-misc-3-210x100.jpg

208 ms

commercial-v1-.jpg

commercial-v1-.jpg

157 ms

commercial-v1-2.jpg

commercial-v1-2.jpg

158 ms

commercial-v1-3.jpg

commercial-v1-3.jpg

166 ms

commercial-v1-4.jpg

commercial-v1-4.jpg

166 ms

sustainability-v1-5_1.jpg

sustainability-v1-5_1.jpg

224 ms

sustainability-v1-6_1.jpg

sustainability-v1-6_1.jpg

233 ms

sustainability-v1-7_1.jpg

sustainability-v1-7_1.jpg

174 ms

sustainability-v1-8_1.jpg

sustainability-v1-8_1.jpg

181 ms

sustainability-v1-9_1.jpg

sustainability-v1-9_1.jpg

246 ms

0187-0035-wilsonart-navigation-main-image-950x660-v1-resources_crop_1.png

0187-0035-wilsonart-navigation-main-image-950x660-v1-resources_crop_1.png

196 ms

Homepage_Product_Image_Carousel__HPL.jpg

Homepage_Product_Image_Carousel__HPL.jpg

205 ms

The-LUJO-Collection-Wilsonart-High-Line-7970K-28.png

The-LUJO-Collection-Wilsonart-High-Line-7970K-28.png

232 ms

The-LUJO-Collection-Wilsonart-High-Line-7970K-28_1.png

The-LUJO-Collection-Wilsonart-High-Line-7970K-28_1.png

198 ms

Lobby_2_v2_3_.jpg

Lobby_2_v2_3_.jpg

183 ms

Homepage-products-composite-panels-mobile-500x350.png

Homepage-products-composite-panels-mobile-500x350.png

185 ms

Homepage_Product_Image_Carousel-Thinscape.jpg

Homepage_Product_Image_Carousel-Thinscape.jpg

404 ms

Homepage_Product_Image_Carousel-Quartz.jpg

Homepage_Product_Image_Carousel-Quartz.jpg

244 ms

Homepage_Product_Image_Carousel-SolidSurface.jpg

Homepage_Product_Image_Carousel-SolidSurface.jpg

199 ms

Traceless-Office_003_2.jpg

Traceless-Office_003_2.jpg

188 ms

products_waterprf_1.png

products_waterprf_1.png

305 ms

Logo_mark_copy_2.png

Logo_mark_copy_2.png

186 ms

wa_logo_red.png

wa_logo_red.png

249 ms

Video_watch.png

Video_watch.png

199 ms

wa_sustainability_02.png

wa_sustainability_02.png

202 ms

why_wa_back_1.png

why_wa_back_1.png

190 ms

why_wa.png

why_wa.png

305 ms

bright-and-bold-103-resized.jpg

bright-and-bold-103-resized.jpg

455 ms

wa_contact_icon.png

wa_contact_icon.png

184 ms

wa_sample_icon.png

wa_sample_icon.png

193 ms

wa_findrep_icon.png

wa_findrep_icon.png

258 ms

wa_wtb_icon.png

wa_wtb_icon.png

203 ms

Logo_mark.png

Logo_mark.png

204 ms

Fb.png

Fb.png

262 ms

Insta.png

Insta.png

232 ms

Twitter_Asset_24px_Grey_300x.png

Twitter_Asset_24px_Grey_300x.png

238 ms

Lin.png

Lin.png

236 ms

P.png

P.png

303 ms

YT.png

YT.png

234 ms

HZ.png

HZ.png

291 ms

0187-0040-wilsonart-homepage-2023-launch-video-still-v2-.jpg

0187-0040-wilsonart-homepage-2023-launch-video-still-v2-.jpg

256 ms

Accessibility Review

prod.wilsonart.com accessibility score

75

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[role]s do not have all required [aria-*] attributes

High

ARIA IDs are not unique

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Names and labels

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

Form elements do not have associated labels

High

Links do not have a discernible name

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best Practices

prod.wilsonart.com best practices score

58

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

prod.wilsonart.com SEO score

93

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Prod.wilsonart.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Prod.wilsonart.com main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

prod.wilsonart.com

Open Graph data is detected on the main page of Prod Wilsonart. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: