HIGH QUALITY: Our grease nipples are safe and durable, made of food-grade materials. Leakproof Design: The silicone cap has a threaded design and ventilation holes, which can help the nozzle stay in the bottle without leaking, and also protect the contents of the bottle from dust and insects. Ventilation holes ensure that the new material does not emit any odor. EASY TO USE: Simply remove the cap from the bottle and push it into the spout. One-handed operation, the bottle cap can be opened and closed by gently pressing the cap, which is simple and convenient, easy to pull, easy to clean, and not easy to age. Wide range of uses: Widely used in homes, restaurants, cafes, bars, karaoke, nightclubs, etc. It's also ideal for bottles of spirits, olive oil, vinegar, liqueur, bourbon, wine, and juice. UNIVERSAL SIZE: These pour spouts fit most wine, spirits, coffee, syrup, vinegar and olive oil bottles