Specifications: Type: Mason Jar Lids Group: Adult Material: Plastic Features: Mason Jar Flip Lid, Screw-On Leakproof Seal Jar Lid with Easy Pour Spout and Flip Cap for Pour Milk Coffee Lemonade, Lid Accessories for Mason Jars. REUSABLE LIDS: Reusable canning lids use with wide mouth Ball mason jars to replace plastic water bottles and disposable to-go containers to take some food on the go or storage food like beans and oatmeal in your pantry, flip cap good for pouring liquid like lemonade. LEAK-PROOF& AIRTIGHT SEAL: The integrated silicone gasket provide a secure seal to leak-proof, easy to use, simply screw the lid on jar and then press flip cap hard for leak-proof. The airtight seal keeps your food fresh. EASY POUR: The flip cap stays open and out of the way when you are pouring or drinking, it will never flop back down and get in the way of the stream. The flip cap is securely attached, it will never flipping back down without force. Package Included: 1 x Mason Jar Lids (Jars not Included) Note: 1. Please allow 1-3 cm measuring deviation due to manual measurement. ( 1 inch = 2.54 cm ) 2. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!