this hanging organizer is made of (1)PP spunbond nonwoven (2)PET spunbond nonwoven + printing that organizer is non-woven Shoe keeping bag, storage shelf, hang bag,hanging organizer, made of Material : (1)PP spunbond nonwoven(2)PET spunbond nonwoven + printingStandardsize : customer requirements The PET spunbonded non-woven is very strong , not easy be aginged.