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Rubber Check Valve for Cosmetic Bottle Cap

Rubber Check Valve for Cosmetic Bottle Cap

This is a one-way valve. It’s made specially for aesthetic medical cosmetic cases in the medical industry. It’s a key part that makes sure aesthetic medical products (like serums, gels, repair lotions) are safe and good in quality.It’s made from materials that meet medical-grade standards. So it has two key traits: precise flow control performance and biocompatibility. It can do two important things well. First, it controls fluid to flow in one direction exactly. It only lets the products inside the case be squeezed out in fixed amounts when needed. Second, it completely blocks external air and bacteria from getting into the cosmetic case backward.At the same time, the valve body structure fits the small space of aesthetic medical cosmetic cases. It can open and close by itself. You don’t need to do extra things when using it. This stops products from oxidizing, going bad, or getting dirty effectively. It gives reliable support to the safety of aesthetic medical skincare processes and…