OEM Ziploc® Brand Seal Top Quart Storage Bags are designed for food storage, featuring a medium size of 1 quart and a thickness of 1.75 mil (44 Micron). Each bag has double zipper seals that lock in freshness and protect foods from drying out. The convenient self-dispensing cartons and write-on labels make it easy to identify and date-code contents. These kosher certified, microwavable bags are FDA approved for food use, ensuring safe storage for your food items.