The Miwok 12 Pack's super-compact, body-hugging shape makes it versatile across multiple active trail disciplines, from short-distance hiking to extended trail running and mountain biking. 12 liters of capacity allow a light layer, food, and water, while a stretch outer pocket handles must-have extras. Made of durable Nylon fabric?. Base: 420D High density nylon. Lining: 135D High density embossed polyester. Zipper closure. Access Point: Top. Interior organizer to store cell phones and accessories.. BioSync Suspension technology to keep the pack moving with you for unrestricted motion. Zippered main compartment with two internal mesh organizer pocket. Stretch front pocket with bungee closure. Dual external side pockets. Shoulder straps for comfort and ease of carrying. (Most are adjustable to fit your height.). Compression straps for extra security and ease in adjusting size of bag. Non-slip shoulder pads that disburse weight more evenly on your shoulder. Hip Belt - Loads up the hips and prevents horizontal shift.. Hipbelt pockets. 3D Hydro Reservoir. Hydration sleeve with external access. Shoulder strap hydration tube clip. Body dimensions: 18.5 x 10.0 x 5.5. Weight: 1.5?lbs.?. Volume: 12L. Imported.