Manhattan Portage Washington Square Backpack With DividerWith a unique square shape the Washington Square Backpack has a large capacity so you won't need to worry about accommodations. Packed with multiple pockets it will give you plenty of options to place your belongings. Model Number: 1220 Material: 1000D CORDURA Classic fabric Dimensions: 17" x 11. 5" x 6" Linear: 34. 5" Capacity: 1173 cu. in. 19. 2 L Weight: 1. 53 lbs. Warranty: Limited Lifetime Warranty Product Features: Water tight fold over design