【High hardness, Scratch resistant】Eco-friendly Anti-scratch Widened and thickened large capacity double seal PP（polypropylene） material build; strong resistance to stress（unbreakable, subjected to high-intensity impact, crushing, rolling, never breakage！Damaged can be returned and exchanged）; nontoxic, odour-free, impressive resistant to low and hight temperature, an innovation material in hard luggage industry.

【Silent double row aviation big wheel】Silent & Smooth Multi-directional Spinner Wheels Wheel and handle testing ensures luggage can withstand 50lbs of force from being dropped, roll for 20 Mile with 50lbs of pressure, can withstand temperatures as low as 5 degrees F.

【High-end customs lock, easy to use，5 year warranty】TSA lock which allows only TSA agents to inspect your bags without damaging the lock(The original number is 0-0-0).

【2 Pcs 20inch 28inch Luggage Expandable double seal luggage】2 Pcs Luggage Expandable(All 20in and 28in are Expandable, 20 inch can be expanded to 22 inch trolley case, 28 inch can be expanded to 30 inch trolley case，adding 25%to the scalable space.) set to accommodate all your traveling needs ； Following sizes of suitcase are included 20 inches(weight 7.3 lb), and 28 inches(weight 11.2 lb).Weight Capacity 20inch 33 lbs； 28inch 55 lbs；

【Warranty Policy】If there are any quality problems during use, you can contact us at any time. We have a long warranty period of 2 years; if the received product is damaged, you can contact us, and we will provide The fastest speed will give you a new suitcase for free; please rest assured to buy!