* in pixels
◆ Book cover
▹512 x 800
◆ Wattpad header / Banner
▹ 1920 x 600
◆ Poster
▹ 1893 x 2840
◆ Bend
▹ 800 x 600
▹ 1200 x 630
◆ Manip
▹ 900 x 900
◆Youtube Thumbnail
▹ 1280 x 720
◆ Icon
▹ 800 x 800
However, please note that this is my preferences. If you prefer it bigger or smaller, so be it. (that sounds weird. Leave me alone.)
