The rubber ring of beverage bottle stopper is made of durable zinc alloy material and food-grade silicone material, safe and healthy, and will not be deformed due to moisture. The wine saver is use of premium steel, healthy and corrosion-resistant, and the sealing rings have 2 kinds, fits for most of bottle mouths, two kind silicone ring same price. The reusable wine corks can be reused, much practical, can be used as a housewarming gift to friends and family.