NPUSA Mens 30 Inch Convertible Backpack Duffel Molle Tactical Shoulder Bag + Key Ring Carabiner INCLUDED: Key ring carabiner (color varies) Material: 600D High Density Polyester for daily durable use. Interior water proof PVC lining provides protection from water. Excellent storage: 4 front buckle strap pockets, 2 large zippered front pockets, U-shape opening main compartment, 2 zippered pockets on top of main compartment flap, 2 side zippered pockets on each side 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)