100pcs/lot plastic aluminum foil resealable zipper packaging bag dry food storage pouch self seal smell proof bags package

this product front is transparent plastic, back is silver aluminum foil.theresealable bags are made of polyethylene raw material, non-toxic and reliable material, you can put items in them safely. the bags keeps contents inside fresher for longer compared to a regular opp bag.transparent window design allowing for a quick glance at contents inside. please make sure to close the zipper seal tight to prevent leakage and ensure freshness.easy to close and open, bags are re-useable,good sealing is helpful to keep water, moisture dust and odors out.b0326