The Downstream"s unique trapezoid-shaped ends allow for maximum storage capacity, while a large Velcro style storm flap keeps out water and dirt. A wide-mouth lockable opening with dual zippers, adjustable/detachable shoulder strap, heavy-duty ends for durability, padded hand grip, and outer ID window make this bag the perfect travel companion.Specifications:- Size: Medium- Height: 15- Width: 30- Depth16- Volume: 7200 cu in- Capacity: 118 lit- Weight: 3 oz