Used for babies and students, good quality,reasonable price. Schoolbag,student's bag1.Material:PVC coated terylene which is fire retardant.2.Adjustable curvature of the shoulder straps,Humanized design3.Available in different size,color and print image.4.Shipping method:by sea or by air.5.Packing size:39x38x42cm,20pcs per carton.