Backpack, 1560 cu./In. Capacity, Length 20 In., Width 18 In., Depth 18-1/2 In., Height 11, Number of Pockets 5, Number of Pockets (Inside ) 2, Number of Pockets (Outside) 3, Material 600D Polyester, 1680D Ballistic Polyester Base, Black, Features Rucksack Design For Maximum Storage, Foam Padding On Back And Shoulders, Heavy Duty Zippers