[Application] Internal housing damper foam sleeve for bicycle shift brake hydraulic tube sound absorbing.No more cable rattle.Make your cycling smooth and quiet. [Good material] Internal housing damper foam is made of high quality soft sponge., highly stretchable, not easily deformed and without creases. [Easy installation] Easy to use just put it on.Our foam sleeve can over cable housing easily and does quiet down internal rattle. [Feature] Wide compatibility, universal for most wire tubes Reduce the noise of the internal lines of the frame and avoid internal friction. Sponge cable tube: this mountain bike line tube is , it can be bent and routed freely on the frame to avoid friction between the wire tube and the inside of the frame. Bicycle accessory: it can easily solve troublesome problems. our sponge line tube has a simple structure, simple and convenient operation, very practical and reliable. Colour:Black Material:sponge Package Contents: 3 * bicycle silent cotton Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. bike brake cables & housing internal cable routing kit damper