Mr. Tuffy is a well-known brand specializing in tire liners that provide extra protection against punctures for both road and mountain bike tires. These tire liners are designed to fit between the bike tube and tire, offering an added layer of defense against sharp objects like glass, thorns, and nails. Mr. Tuffy tire liners are lightweight and durable, making them a popular choice among cyclists looking to reduce the risk of flats without affecting performance. Available in various sizes and colors, Mr. Tuffy liners are compatible with different tire types, ensuring long-lasting puncture protection on various terrains.