Rigied - Professional Self Seal Zipper Lock Bag SupplierWhat you will get200pcs 3 X 4" double sided matte black resealable mylar zip lock bags, thickness 3.8 mils(single sides) ,length includes glue flap(Glue flap length 2cm ).High Quality Material ✔New material✔Non-toxic,colorless and odorless✔Food contact allowedKey Features➤Resealable and Self Zip lock, Easy to close and open, bags are re-useable, the zip lock seal snaps shut so tight ,good sealing is helpful to keep water, moisture dust and odors out.➤Food Safe and High Quality, These resealable mylar bags are made of polyethylene raw material, non-toxic and reliable material, you can put items in them safely. The mylar design keeps contents inside fresher for longer compared to a regular zip lock bag! ➤Heat Sealable, The resealable mylar bags can heat sealable, Please make sure to close the zipper seal tight to prevent leakage and ensure freshness.➤Multipurpose Use, Perfect for dry goods, candy, tea, coffee beans, food, bath salt, sugar, seed beads, cookie, nuts, snacks, jewelry, pill, dried fruit, powder, earrings, electronics Components, beef jerky, or other food you want to store.★We hope to do better and will appreciate any suggestions you give★We highly appreciate all customers' oponions to improve the selling, and there is no problem with 30 days of exchange and return, so welcome to contact our customer service department for best solution.