The Arc'teryx Alpha FL 30 Backpack has a motto of efficiency without discomfort. Alpinists, ice climbers and climbers will appreciate the fast moving Alpha FL. Despite its minimalism the Alpha FL pack has features like a bungee strap and hipbelt clip points for stowing on the go. Supple N400r AC2 fabric, Weatherproof RollTopTM and WaterTightTM zipper comprise the winning combination of weather resistance and lightweight performance. AC2 Advanced Composite Construction suspension is ultra light, supportive N400r AC2 nylon ripstop is not only durable, but lightweight and waterproof 15mm seam taped construction HD 80 high density polyethylene foam provides support and structure Reflective white interior allows you to see into the depths of your pack Extension colalr tucks inside for quick access and streamlined performance External stash pocket with WaterTightTM zipper keep small items accessible Dual haul loops permit hauling on route or clipping off at belays Adjustable position sternum strap Thermoformed shoulder straps have luxury soft edges for comfort and even load distribution Bungee front attachment system for lashing crampons, helmets, sleeping pads or stashing extra layers Carries two ice tools or mountaineering axes 6 Integrated front lash point 4 side integrated lash points allow for carrying skis, sleepign pads or use with compression straps not included 1.6 in 4 cm wide hipbelt with clip points for gloves, spare gear, sleds, etc.