10-pack, 3 sizes, multifunctional set: 4 pieces 16×16.5 cm, 3 pieces 16×18 cm, 3 pieces 17×19 cm, different sizes to meet various food needs. Safe and non-toxic: The toast bag is made of high-quality fiberglass and coated with Teflon, which is safe and healthy. It is non-toxic and safe when heated in an oven or toaster, and contains no harmful substances. Non-stick and reusable: The toast bag is coated with Teflon both inside and outside to ensure its non-stick performance. Easy to clean: Just wipe with a damp cloth. Can be reused 50 to 100 times. Versatile use: Can be used in toaster ovens, microwave ovens, ovens, or grills. Quickly warm up your favorite snacks, pizzas, grilled cheese sandwiches, chicken nuggets, and sausages. Healthy lifestyle: Use the toast bag to warm toast without crumbs. On the other hand, it can reduce bacterial growth in the toaster. Protect your family's health. Material: High-quality fiberglass and Teflon coating inside and outside Packaging size: 4 pieces 16 X 16.5 cm, 3 pieces 16 X 18 cm, 3 pieces 17 X 19 cm. Maximum temperature: 260°C