The return of a classic altura backpack redesigned and modernised in a great all round bag. Having first been introduced in 1997 the altura chinook cycling backpack returns after 25 years as a redesigned and re imagined adventure backpack brought up to date with modern fabrics and technologies. The bag uses 100% polyester with recycled content and a water resistant finish to keep the rain out and your belongings dry. There is a secure helmet carrier and a separate bladder sleeve for when you need to stay hydrated as well as plenty of storage including bottle sleeves for those long days out. Side compression straps ensure a comfortable fit while adjustable removable waist and chest straps allow you to adapt this bag to your own adventure. Features 100% polyester with recycled content water resistant finish secure helmet carrier separate bladder sleeve zipped lid pocket with key clip side bottle pockets stash pockets adjustable removable chest strap adjustable removable waist strap and side compression straps light loop