Hamburger Foil Wrap 2000 PcsInsulated foil sandwich wrap sheet is perfect for wrapping hot food items in your restaurant , cafe, concession stand, snack bar or food truck! Laminated with parchment, these foil sheets create small pockets of air between layers, providing a barrier to seal in heat, keeping everything from hot sandwiches, bagels and soups to juicy hamburgers and baked potatoes hot and ready!