With its unique hideaway shoulder strap system, the 4.5 merges the classic duffel with the travel-friendly versatility of a pack. 420D cross dobby/210D hex ripstop Large main compartment High visibility liner Heavily ventilated mesh shoe compartment Nutrition-specific organization Zippered side pocket Sweat-resistant, soft touch molded carry handle Front accessory zippered pocket Durable, abrasion-resistant tarpaulin base Dimensions: 11 h x 25 w x 11 d Capacity: 2,875 cu.in./47L Weight: 2.8 lbs./1.3kg Bags not intended for use by children 12 and under.