The mainly material is CR rubber, NBR rubber, silicon rubber and OEM rubber, UBT-77 rubber. Our products are made from high quality raw materials with application of rational scientific formula enjoying superfine characteristics such as resistance low temperature of below zero and resistance to high temperature, ozone, oil and aging. Our main markets are European, American and the Middle East. Besides CV boot, we also have tie rod end's dust boot, and also could produce under your demands. Packing: Plastic bag and paper box.