Formulated to provide superior lubrication and protection in the most extreme riding conditions, Golden Spectro® Total Tac utilizes the highest quality polyisbutylene synthetic base oils in combination with tackiness additives to resist wear and protect the chain long after other lubes have disappeared. O-ring safe. Contains Hexane. Do not use near an open flame. Do not store above 150F. oes not contain CFCs. Provides smoother, quieter operation, resists water washout. Total Tac is a non-drip, foaming, clear formula.