Eco Orbis 21.5" Spinner Suitcase Color: Cobalt Dimensions: 21.5 x 13 x 9 inches and weighs 7 pounds Offers incredible strength, durability, flexibility and lightweight properties altogether Spinner wheels provide easy maneuverability and allow for effortless gliding in different terrains Functionality can be found in its zippered expansion system which adds 25% more packing space Features a Piggy-Back system, so that you can carry multiple pieces of luggage with just one hand