it luggage Carry Master 20.1" Removable 4 Wheel Case, Black Easy-click removable wheels. This handy feature reduces exterior Dimensions for flexible carry on options - comfortable telescoping top-handle - helps to easily roll the case along carpet or hard surface Maximum cabin size - versatile, multi-pocket case with easy access padded laptop section. (Carry-on only) - waterproof pocket - interior vented wet pocket, ideal for shoes, towels, swimsuit etc Multiple carry options - optional shoulder straps and handy piggy back strap provides ultimate flexibility Exterior Dimensions: carry-on (20.1 x 13.6 x 8.5") (5.51 lbs.) - interior Dimensions: carry-on case (17.7 x 12.8 x 8.5") 13.6x8.5x20.1