non-stick. Made of 100% food grade pulp. Keep your breads, dumplings, buns, dim sum integrity and nice look. And no effect on the taste of the food. Cook saver6.5 INCHES SQUARE SIZE, NON-STICKS: Keep your breads, dumplings, buns, dim sum integrity and nice look. Prevent your lovely dessert from sticking to steamer basket or panHEAT RESISTANT - Waterproof, grease proofing and heat resistant up to 450℉ (230℃) will make your parchment liners with perfect thickness intact during cooking. An indispensable air fryer accessoriesEASY TO CLEAN - The round steam papers keep your steamers and air fryers free from food residue, make clean up a breeze. It is an indispensable part of air fryer accessories for youHeat Resistant: Grease proofing, heat resistant up to 446℉ will make your parchment steaming liners with perfect thickness intact during cooking