REUSABLE LIDS SET: 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. SAFE& DURABLE: The ergonomically designed thicken handle is made of high-quality food-grade BPA free safety material could support the weight of a full jar, without bending at all and easy to hold and use. WHAT YOU GET: The set comes with 2 types of lids are suitable for different uses. 2x Wide mouth mason jar flip cap pour spout lids with handle, 2 x flip cap lids (jars not included). Just take it home, the reusable mason jar lids set must be the most economical choice!