zip black matte bags lock custom sealed mylar bags 10.5*12.5cm stand up safe aluminum foil food storage baggie for foods candy accessories e

the bags have the sealing strip zipper lock to keep water, dust or any odors out when sealed, and the sealing strip is very tight. our bags can also be used with heat sealing machine, in case you need to ensure that no smell leaks our black zipper bags are suitable for storage coffee, beans, powder, snack, nuts, candy, sugar, cookie, baking, tea, dry fruit, pet food, bath salt, electronic accessory and many more the packing bags outer size: approx 10.5 x 12.5cm the resealed bags are made of pet + aluminumfoil + lldpe, means contents inside can stay fresher for longer than regular bags..syi