New without tag / Men size L-XL Weight 3.5 lb Volume 45L Dimensions 28.75"x12"x11.5" Off-center zipper for more convenient accessibility Pocketed lid keeps your essentials close at hand Removable pocketed waist belt keeps you snacks, phone, or sunglasses easily accessible Adjustable lightweight harnessing makes your hike that much more comfortable  Easily compressible front and side pockets are perfect for holding light layers, water bottles, and/or things you need to get to or stash away quickly Men’s and women’s harnessing options for a superior ergonomic fit with your body Hydration reservoir compatible