Bicycle Chain ProtectorThis chain guard helps reduce friction between the chain and the bicycle frame. The 3D design conforms to the frame's curve, protecting it from scratches and preventing damage and rust, helping to extend the life of the bicycle. Premium MaterialMade from high-quality silicone, this bicycle chain pad prevents the chain from shaking and repeatedly hitting the frame. The airbag-style padding protects the frame from chain impact and helps preserve the frame's original paint. No adhesive required and no edge lifting. Easy to Use and CarrySize: 234x50mm. The chain guard is easy to install and can be removed at any time. Lightweight and portable, it is simple to clean and ideal for outdoor use. ApplicationThis chainstay protector is compatible with most bicycles on the market, including mountain bikes, road bikes, racing bikes, city bikes, and women's bikes. A great choice for cyclists and bike enthusiasts.