LEM Freezer Sheets - USDA approved Freezer Sheets prevent patties from sticking together when frozen. Result? Burgers easily separate when removed from freezer. Use between burgers, chops and steaks to easily seperate after freezing. Also use for baked goods, cookies, muffins or candies from sticking. A must have at home. 1,000 sheets per box6 x 10.75 inchesMicrowavable and freezable Greaseproff, waterproof and non-absorbent Inter fold for pop-up dispensing