Thin product has a two--layer structure.The outer layer is PE conductive film.With an excellent function of shock reductin and cushioning,this item can perfectly protect the loaded articles inside.The outer surface can release the electric charge accumulated in the loaded so as to avoid the static generated during the process of delivery.With semi-transparent appearance,it is convenient for watching and reading the product codes of the inside products.Besides,it can greatly cut the cost of packing sa it is reusable.