Durable Sports Backpack Bag Packing:1pc/opp,20pcs/ctn, ctn size:64* ... . Characteristics:waterproof,shockproof,eco-friendly,soft,light weight,non-toxic,air permeable,good tensile strength5. Package: mainly in cartons with polybag ... ,Low lead,reach to Europe/USA standard 100 certificationProduct ShowDurable Sports Backpack Bag Factory Show Durable ...