Olympica by Amaro - Large 22" Backpack Daypack Bookbag Updated for 2013 Size: 15.5"L x 8.5"D x 22"H Large 22-inch two-tone bright color design backpack with spacious main compartment. Additional zipper section with 4 extra long compression straps to secure contents Essential organizer inside the front pocket, Contoured back straps are thick padded with chest clips for extra support