1-Piece Shannon Expandable Luggage Exterior Dimensions (20"): 22" x 15" x 9.8" Push-button telescopic handle system Dual 8-wheel spinner system for 360 degree effortless movement Push-button telescopic handle system Dual 8-wheel spinner system for 360 degree effortless movement Fully-lined interior with adjustable compression straps to hold contents in place Top and side handles 4 leg 'studs' on side of luggage to safely lay luggage on the ground Outer Material: ABS Hardshell. Inner Material: Polyester Wipe clean