* is adjustable

Cover: 256 x 400 ... 512 x 800 ... 768 x 1200 ... and anything else that's proportional

Banner: 1920 x 600*

Bookmark: 200 x 700*

Icon: 100 x 100

Profile Header: 100 x 100 or 1920 x 600 (not exact)

Icon Sash: 750 x 70*

Movie Poster: 400 x 600 or 500 x 800*