Trolley suitcases entirely made of ABS plastic material, flexible and durable. They have 4 double 360-degree rotating wheels for easy movement and an internal aluminum telescopic mechanism. They have high-strength zippers and there are user-friendly curved corners on the outside. The main storage area includes compression straps to keep clothes firmly in place and a mesh pocket that secures with a zip. All three sizes are internally lined and have a three-digit combination security lock. ANKOR suitcases are designed to be easy to use, functional and meet the traveler’s needs as best as possible. Capacity: Large 83L to 30kg, medium 54L to 25kg, small 33L to 20kg. Weight: large 4.13kg, medium 3.40kg and small 2.85kg.