About Ortlieb Flight Backpack - 22L Keep your gear dry for takeoff with the waterproof design of Ortlieb's Flight backpack. It's designed for cyclists and suitable for general use, and features a spring-wire frame and suspended mesh back panel for support and ventilation. Polyurethane-laminated nylon is waterproof and abrasion resistant Spring steel frame provides support when the pack is fully loaded Adjustable suspended mesh back panel provides ventilation Two-way TiZip waterproof locking zippers on main compartment Internal organizer panel, zip pocket and key clip Hydration tube exit port seals up when not in use Webbing and touch-fasten loops for hydration tube on shoulder strap Waterproof front pocket with TiZip waterproof zip Side mesh pockets Top carry handle Deployable helmet attachment net Mesh waistbelt Adjustable sternum strap 3M Scotchlite reflector Bike light loop Specs about Ortlieb Flight Backpack - 22L Pack material: PVC, polyurethane laminated nylon Frame type: Internal Frame material: Spring wire Hydration compatible: Yes Pack loading: Panel Recommended use: Cycling Dimensions: 20.1x11.4x7.9" Pack capacity: 1342 cu.in. Volume liters: 22 Weight: 2 lb. 13 oz. Made in Germany