1. Anti-ultraviolet, 365nm ultraviolet for 70 hours;
2. Antistatic, 3rd to 9th power;
3. High resilience, the elasticity can reach 70% when the hardness is 50 degrees;
4. Self-lubricating ability, keep self-lubricating for three months.
4. Self-lubricating ability, keep self-lubricating for three months.