Made from food grade PE material, non-toxic, without any strange smelling, environmental-friendly, safe and healthy to be used as food package bags. Can be perfectly used as candy bags, nut bags, preserved fruit bags, dessert bags, snack bags, seed bags and so on. Zip lock design, easy and convenient to use, and our bags have good sealing, dustproof and dampproof. They are and reusable, perfect for using at home, snack shop, jewelry shop and so on. Set of 100pcs, 3 different sizes of our sealing bags could be for you to choose from to meet your demands. Excepting for being used as food package bags, our sealing bags also could pack gold and silver jewelry, vintage jewelry, costume jewelry, etc.