18 x 20" - 4 Mil Flat Poly Bags

Keep your heavy-duty applications secure with these extra strong bags! Our 100% virgin, high clarity polyethylene film meets FDA and USDA regulations for food contact. Choose between 4 Mil or 6 Mil – the former provides protection against wear and tear while the latter offers additional durability to keep tools, industrial parts, and hardware safe from punctures. Easily close them using heat sealers, bag tape or twist ties – no matter what you choose they’ll stay shut tight!