- High quality silicone material with high temperature resistance and wear resistance, effectively protecting the CV joint from environmental damage. - Precisely sized with the right elasticity to fit the car CV joint; designed to sit tightly around the joint without loosening. - Versatile compatibility: suitable for constant velocity joint cuffs, ball head dust covers, dust covers, tie rod heads and track head ends. - Telescopic design enables easy installation without removing the joint; simply slide on the kit and the boot adapts to different joint sizes. - Benefits: shields joints from dust, moisture and contaminants, reduces wear, and helps extend joint life. - Use scenarios: 1) During CV joint maintenance or repair on various vehicle models, install as a protective dust shield. 2) Replace worn dust covers on ball head joints or tie rod ends with a universal sleeve. 3) Retrofit on track head ends or other CV joint assemblies across different makes thanks to its telescopic, universal fit.