4oz of PREMIUM 100% (500 cSt) Silicone Treadmill belt lubricant Lube Maintenance PREMIUM 100% Pure Treadmill Silicone Lubricant #500 Viscosity for longer lasting between applications Lowest Prices for 4 Ounces of 100% Silicone Lube Contains no solvents or petroleum distillates. Cosmetic grade....safe for skin contact