Water-resistant UA Storm technology keeps your essentials dry Padded airmesh on shoulder straps & back panel provides ultimate comfort & breathability • Bladder compatible storage for quick & easy hydration • Compression webbing system allows you to adjust size of bag to bring the weight closer to your body • Large zippered main compartment & padded valuables pocket • Adjustable waistbelt strap & sternum strap closure for added support & a more secure carry