Feybaul Luggage Set (14'' and 20'' ) is made by ABS& PC brushed surface layer, which is wear-resistant, scratch-resistant, waterproof and high temperature resistant,as well as easy to clean. The 8-spinner wheels system allows smooth 360 degree movement over any bumpy road for complete mobility free-weight rolling without any deformation.Moreover,the wheels are detachable so we can easily replace them.(Welcome to contact us via Amazon for a new replacement.) TSA Lock only allows TSA agents to inspect your suitcase without damaging the lock. If you have some inquiry about how to open and reset the TSA lock, please fell free to contact with our customer services. Double Explosion-proof Zipper to offer better protection for your stuffs in luggage during traveling, they won't be pierced by sharp tools; Making packing clothes easy with fully lined interior and the multi-use organizational pockets. Two Different Sizes Luggage Included: 14inch(13.38 x 10.23 x 5.9),20 inch (21 x 8.5 x 15, 38L/ 1-4days). All suitcase luggage with 10-year service time.