NPUSA Mens 30 Inch Convertible Backpack Duffel Duffle Molle Tactical Shoulder Bag Material: 600D High Density Polyester for daily durable use. Interior water proof PVC lining provides protection from water. Attachment points: molle strap system on sides, 3 front D-rings, 2 side (4 total) buckle snap load compression/hangstraps Backpack padded adjustable straps with zippered stow away pocket when you don't need them; removable adjustable shoulder strap with pad; Heavy duty branded zippers; main handle has wrap-around velcro strap for better grip Dimensions 30 in(L) x 14 in(W) x 12 in(D) Color Options Black, ACU Navy Digital, Tan, ACU DIgital Camo, OD Green, Hunters Camo