REV'IT! Barren 18L H2O BackpackCo-developed alongside the luggage experts from Kriega, the Barren 18L H2O Backpack from REV'IT! is a ruggedly built backpack designed to conquer any backcountry adventure. Constructed mainly of tough Cordura ripstop fabric, this pack features 2 separate compartments and an expandable Hypalon storage net- ensuring that you'll have adequate space for your belongings as well as the durability to get them there in one piece.Overview: Capacity:18L Chest Strap:Yes Waist Strap:Yes Laptop Compartment:No Waterproof:Yes Features: Waterproofing: 11L roll top main compartment w/ rugged Cordura ripstop outer construction 7L zip-access rear compartment can be used for many things includingREV'IT!'s Kriega 3.75L Hydrabag water reservoir (sold separately) Rear compartment features small internal 1L waterproof pocket External Hypalon storage net expands capacity further Utilizes Kriega's Quadloc-Lite harness which transfers weight off the shoulders to the chest and upper body Padded adjustable shoulder straps / harness Removable / adjustable waist strap Air stretch mesh to help keep back cool Reflective REV'IT! logo on back