The Ripstop trolley backpack trolley is made from 300D High Density Polyester, with 300D RIP-STOP Polyester. It includes 3 division, front pockets with organizer,double roller blade wheels a luggage trolley system and cushioned top handle. This bag has good quality zippers, good quality clipps, refelctor trim and 2 side pockets. The back is padded, there is a thick webbing and comes with zippers with toggle.