Yukon Outfitters SSG 72 Pack,20x16x10in,Black 1000D Construction with water resistant coating to help protect against water and grime Built-in padded laptop sleeve Ergonomic shoulder straps and padded waist belt Fleece lined quick grab pocket at top of bag for storing sunglasses, keys, and other gear Locking zipper on main compartment to keep contents secure (lock not included).