Today’s freebie is Yake 404 Error Page UI with two different theme. All are flat style.
Hope this freebie can give you some ideas in your 404 error page designs.Freebie psd created and released by Doaa Fadally

Yake 404 Error Page UI Design Free PSD

Yake 404 Error Page UI (2 Theme) PSD Free

You can download this 404 page ui theme here: download it for free