The Raptor Dynamic fabric is tough, strong abrasion resistant and side compression straps help the load to be shared out evenly across your back whilst you are walking.Padded air mesh back panel - for breathabilityFront bungee systemPadded laptop, tablet and phone sleevesInternal pocketsLight loopReflective detailing throughoutBladder hang loop with tube/headphone exit pointStretch side pocketsChest strapSide compression strapsMain fabric: RAPTOR DynamicHarness: CONTACT Air Mesh PlusLining: HALOMaximum dimensions: 46(H) x 25(W) x 21(D)cmCapacity: 20L