... travel bag 4luggage set 2011 nylon trolley travel luggage set with wheelQuick Details Place of Origin: Hebei China (Mainland) ... top polyester , also have other top multiple printed materials ,with good color fastness and high temperature characteristics, feel suitable. 2 ... )Trolley: use AL alloy trolley , which produce standard , can bear about 100kg s pressure ,well-designed , more durable . 5)Wheels ...