Heavy Hydration Canvas Blue Hydration Pack Water Rucksack Backpack and 2 Liter Water Bladder System for Sport, Travel and Outdoor Events (17 3/4" H x 9 3/4" W x 2 3/4 D) Natural Canvas Exterior, Nylon Interior - (Durable yet Lightweight) Dimensions - 17 3/4" H x 9 3/4" W x 2 3/4" D, Max Capacity 100 oz Standard 2 Liter BPA Free Water Bladder System (67 oz) with Bite-and-Lock Value Thick Padded - Mesh Back Panel and Adjustable Backpack Straps (Allow for Air Flow) Also Included: Adjustable Chest Straps, Carry Handle, Extra Front Pocket