Sanrio Hello Kitty Backpack - Tulip Hello Kitty Rolling Backpack (Full Size) full size wheeled backpack, measures approx 12"W x 16"H x 6.5"D Rommy front zipper pocket and 2 side pockets to hold bottle and accessory smooth rolling luggage wheels on the bottom padded, adjustable shoulder straps on the back, intelligently curved to fit your shoulder contour comfortably