Arc'teryx Aerios 15 Men's Backpack - Sedona Size:One Size Its distinctive Hubble heel technology

Its distinctive Hubble heel technology creates an efficient heel-to-toe transition

the prime merino fibres are wrapped around a nylon core for increased durabaility

Four large drop pockets and daisy-chain webbing for attaching anything you please

windproofing and long-term durability

Supplied with a handy lid with closable sipper

Arc'teryx Aerios 15 Men's Backpack - Sedona Size:One Size Its distinctive Hubble heel technologyFor fast and light day hiking. The Aerios 15 will hold the essentials, layers, snacks and hydration. Made from Cordura nylon with a liquid crystal polymer ripstop grid, the pack is featherweight and durable. Useful features include mesh pockets on the shoulder straps that will hold soft flasks, and an external bungee system. There's the usual two side pockets, as well as two hiking pole attachments. An AeroForm back panel maintains comfort, even in