The Millet Trilogy Sky Vest backpack is the perfect choice for trail runners and hikers looking for a lightweight and comfortable bag for their mountain outings. With a capacity of 5 liters, it is ideal for day trips or mountain races. The ultra-ergonomic carrying system of the Millet Trilogy Sky Vest backpack ensures a perfect fit on the back, even during the most intense movements. The adjustable straps make it very comfortable to wear. It also offers numerous pockets to easily store your belongings, including a special pocket for your hydration bladder. With the Millet Trilogy Sky Vest, traverse the ridges with all your gear on your back and never be caught off guard! Materials: DYNEEMA® STRETCH 48% polyamide - 31% elastane - 21% polyethylene 2 adjustable and removable chest straps Flask holder on strap FPP™ ice axe holder Gear loops Hydration system compatible Removable pole holder Zippered opening 1 zippered pocket with key holder 1 front mesh pocket 2 side mesh pockets Emergency whistle Attachments for pole quiver Weight: 235 g Volume: 5 L Millet Trilogy Sky Vest - Trail running backpack | Hardloop