... which has strong tension strength& abrasion resistant,etc.4. Polyester provide puncture resistant ,if necessary,we can add it. ... 2.5kg,5kg,15kg,20kg etc.Description Material constructionBopp/polyester(outside layer):Excellent printing surface,Provide puncture strength. Aluminum ... ,beauty mask.etc3) Garment bags, mainly for underwear, socks, T-shirts4) Carrier bags with handles, ropes, or hanger hole5) ...