Boeshield T-9 Chain Lube Boeshield T-9?« is a bicyclist?ÇÖs best friend! Waterproof your bike chain, lubricate cables, and prevent rust with our effective all-in-one formula. Works in both wet and dry conditions! In the world of cycling, few terrains are off limits and endurance is essential, for both rider and equipment. A tough, long-lasting waterproof lubricant is crucial for safety and performance, whether you?ÇÖre navigating dusty mountain trails or zipping along highways. Wet, dry or in dirt, serious cyclists rely on one product to clean, lubricate and protect?ÇöBoeshield T-9?« does it all.