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./1.3kgBags not intended for use by children 12 and under.