Description These items are made of stainless steel material, which is safe professional and durable for use. It is specially designed to keep the warmth or hygiene of your drinks! Do not hesitate, just get it! Features - Color: Silver - Material: Stainless Steel - Size: Diameter: 10cm. - The product design conforms to the ergonomic design, dustproof and heat preservation. - Simply place lid on rim and gently press for an airtight, leak-proof suction seal. Gently lift to release seal. Easy to use. - Made of food grade material, they are and reusable so you will never have to use plastic wrap. - Keep Water fresh, maintain drink warm and hygiene. Prevent from dust. - Set of 2pcs are for home and office ues, greatly meet your needs.Package list: 2 x cup lids