Vanquest IBEX-30 Backpack 30 Liter Capacity w/ two 2-Liter Hydration side compartments Fully padded interior w/ hook & loop fields for customized organization / attachment. Comfortably padded shoulder straps, removable & height-adjustable padded waist belt 1000-D Military Grade Cordura fabric, coated with Dupont Teflon for water resistance YKK Zippers w/ ITW Zipline Orbit zipperpull | Duraflex Military-grade Acetal hardware