... layers can prevent oxygen, gas and wet, and can't taint ashes.(5) frivolity, tenacity and even thicknessLight proportion, low cost, ... Keeping flexible in low temperature and 35 degrees under zero, and it won't become hard and fragile and aging.(8) fine heat ... .2) Medicinal products, Hygiene products, cosmetic, daily products.3) Art and crafts, china wares, toys, wood products, paper products,battery, ...