Polyester backpack 1.Material:polyester 2.Size:30*40*18cm 3.Customized color,size,logo,design 4.Good price,quality Fashion hot polyester backpack,Hot sports bag,Polyester travel bagMaterial:polyester Size:30*40*18cm Customized size,colorlogo and design Good quality,reasonable price,fast delivery1) Material: PVC, EVA, TPU, PVC leather, PU leather, cotton, polyester, nylon, Microfiber, organza or ...