This is a set of Jar Lids, which are made of safe and material for use. The Bottle Lids can help to seal the jars and prevent leaking. You can send them to your friends and relatives as great . The Jar Lids can be used for a long time and will keep the items inside the jar well. Features -Color:Grey -Material:Silicone, PP -Size:8.80X8.80X1.80cm/3.46X3.46X0.71in -Manufactured with good materials, this jar lid is and safe enough to use. -Good leak-proof and sealing effect helps seal your food, prevent leakage, and keep your food fresh and clean for a long time. -Seal tightly to they are suitable for keeping food, grains, condiments and beverages fresh. -These jar storage lids are compatible with most ordinary mouth jars and wide mouth jars. They can also use water cups and food storage tanks. -Excellent workmanship and good sealing function, and this lid is very practical and convenient. Package list: 2 x Silicone Lid Pads 2 x Plastic Rings