4K HD Wallpaper: Surfer up on the Ocean Wave
Outstanding surfing photography from O'ahu, Hawaii taken by Andreas Winter and available free under CC0 license from his courtesy. Optimized for fit on desktop backgrounds, homescreen phones or to be used in blog articles, templates...
Widescreen Desktop / Macbook (Retina): 2880x1800 (fits on: 2560x1600, 1920x1200, 1440x900)
High Definition HD 1080p: 1920x1080 (fits on: 1600x900, 1366x768, 1280x720)
Samsung Galaxy Tab & iPad: 2048x2048 (compatible with many tablets)
HTC, Samsung Galaxy & iPhone: 1080x1920 (compatible with many phones)