(1)First choice of gift bag (2)Eco-Friendly and Biodegradable (3)Waterproof and weight holding (4)OK COMPOST CONFORMITY MARK FILM BLOWING GRADE BIODEGRADABLE MATERIAL (BSR-06) BSR-06 granule is corn starch based and film blowing grade, it is suitable for manufacture all sorts of anti-static packing purpose, e.g. Shopping bags, T-shirt bags, Die-cut bags, Trash bags, Zipper bags, tear-on-roll bags ...