dupont paper aluminum film bag outdoor picnic insulation bags ice lunch box kraft papers bento pack folding digestible handbag brown size 4

1, dupont paper is a completely environmental friendly digestible material. after complete combustion, only water vapor and carbon dioxide are left, which will not affect the environment at all. 2, folded y, easy to carry, and the weight is very light. it can be waterproof, tear resistant, repeated cleaning, aging resistant, high strength, not easy to tear, waterproof and breathable 3,product function: heat preservation and cold preservation 4, high-quality 0.25mm pearl cotton aluminum coated liner with environmental protection, heat insulation 5, product usage: used for work and school lunch bags, supermarket shopping fresh-keeping belts, picnic bags, milk fresh-keeping bags, etc.syi