JanSport T501 Superbreak Backpack - Black/Verdant Green Break Beat Material: Polyester Dimension:(W) 40.5 CM X(H) 44 CM X(D) 13 CM =(W) 15.94" X(H) 17.32" X(D) 5.11" Strap Length: 73.5 CM= 28.93" ; Strap Width: 5 CM= 1.96" Outside Pocket: 1 ; Inside Pocket: 0