Premium luggage sets made of more lightweight and durable 100% ABS material. The new ABS material with diamond texture design that combines aesthetics and practicality, effectively protect your suitcase from damage. Ergonomically designed pull rod adjusts to multiple heights for comfortable to hold sturdy handle. Only need to push the handle slightly, and under the action of the 360°double spinner 4-wheels, you can go through anywhere in any direction effortlessly. 3 piece luggage sets all can expandable add 23% to the scalable space according to your need. The carry on luggage set can offer larger capacity to your business and personal travel. The anti-explosion zipper is more durable and more smooth. TSA Lock allows only TSA agents to open and inspect bag without damaging the lock. CAMEL MOUNTAIN Carry on luggage set: Three different sizes of luggage 20inch/26inch/30inch suitcases nestable storage. 20" carry-on luggage overall dimension:14"*9.5"*20", 26" checked luggage overall dimension: 17"*11"*26"; 30" checked luggage overall dimension:20"*11.5"*30".