Ribbed Concrete Tunnel wallpaper

Ribbed Concrete Tunnel is a free dark and abstract wallpaper from the ZaPixel catalogue, sized for iPhone and Android lock and home screens.

Free, with no account. The full 4K file is in the app.

Set it on iPhone

1. Open Ribbed Concrete Tunnel in ZaPixel and preview it on the lock screen.
2. Tap Save — it goes straight to Photos.
3. In Photos, tap Share › Use as Wallpaper.

Set it on Android

1. Open Ribbed Concrete Tunnel in ZaPixel.
2. Tap Set, then choose home screen, lock screen or both. Undo is one tap away.