Keep your food fresh with Ziploc Brand Freezer Bag. Each bag features a pinch N' seal closure and an expandable bottom that opens into a flat base, helping the bag stay upright so it’s easy to fill. Plus, these bags feature our Smart Zip seal it lets you hear the bag close so you can feel confident your food is protected. Tough, durable bags that features smart zip plus sealDesigned exclusively to protect food from freezer burnZiploc bags are recyclableZiploc bags can be used in the microwave