Food Safety Food Grade vacuum sealer bags, BPA Free, boil safe, freezer safe and microwave safe, especially for sous vide cooking.
Prolong Freshness 3-7 Times Longer Great vacuum effect and tight seam can keep freshness up to 3-7 times longer, moistureproof, mould proof, insect-proofing, fungi-proofing & oxidation resistance.
Wide CompatibilityWork with all brands of vacuum sealer machines.
Heavy Duty Thicken to 70 microns glossy side,140 microns embossed side. Upgraded Composite material PA+PE can block oxygen and moisture and eliminates freezer burn and dehydration. Special micro channels removes air to the greatest extent.