1. Appropriate hardness, not only powerful but also durable and excellent design, cleaning your chain thoroughly
2. Made of nylon and abs
3. Long lasting and durable material which is easy to use
4. Reusable, Must have for hard-core bikers
5. Can also be used as a chain cleaner tool for bicycles
 
Structure Feature: Double-End
Application: Bicycle, Motorcycle Chain And Crankset
Color: Blue
Size: 25.4*5.6cm/10.0*2.4in(L*W)
https://www.youtube.com/watch?v=i3q8T2pW8F4