Feature:1. This chain stay protector is made of durable neoprene and prevents the paint finish of the chain stay is damaged by your bicycle chain.2. When the vehicle bumps, avoid direct hard collision between the chain and frame, and play a role in protecting frame and the chain.3. The chain guard pad is easy to install, disassemble and clean, and it can reduce the annoying noise of the chain hitting bike frame.4. Very sturdy, resistant to any weathering or embrittlement. Durable and effective protection for the paint and frame material of your bike.5. The length is 25cm. width is 10cm, and the thickness is 2mm, the protector will not fall off, suitable for various road or mountain bicycles.Specification:Item Type: Bike Chain Stay ProtectorMaterial: NeopreneSpecification: Approx. 25 x 10cm / 9.8 x 3.9in, Thickness: Approx. 4mm / 0.16inUsage: When the Vehicle Bumps, Avoid Direct Hard Collision Between the Chain and Frame, and Play a Role in Protecting Frame and Chain..Package List:1 xBike Chain Stay Protector