DURABLE MATERIAL: Silicone universal CV joint boots use silicone, with high temperature resistance, wear resistance, can effectively protect the universal joint from the damage of the external environment. EXCELLENT PROTECTION: CV joint boots can effectively prevent dust, sand, water vapor and other small particles into the CV joint, thereby reducing friction and wear, and extending the service life of the universal joint. HIGH ACCURACY: The CV joint boots has an accurate size and appropriate elasticity, which can perfectly fit car CV joint and can be tightly enclosed in the outside of the universal joint without loosening. FOR FRONT OR REAR ASSEMBLY: The CV joint boots can used for constant velocity CV joint boots, ball head dust covers, dust covers, tie rod end, track rod end. EASY TO USE: CV joint boot is very convenient to install, without removing the universal joint, just put the kit on. The telescopic design of boot can adapt to different sizes of universal joints, convenient for users to place. DURABLE MATERIAL: Silicone universal CV joint boots use silicone, with high temperature resistance, wear resistance, can effectively protect the universal joint from the damage of the external environment.