Mr. Tuffy Tire Liner
Mr. Tuffy is a bicycle  tire liner that inserted between the bike tire and bike tube, which provides a protective layer between road hazards and the inner tube. Thorns or glass that may penetrate the tire are blocked from the inner tube by the Mr Tuffy tire liner. Mr Tuffy is a remarkable tire liner made of durable, lightweight polyurethane.  When inserted between the bike tire and the tube.  It provides a  protective layer between road hazards and the inner tube.  Thorns or glass that may penetrate the tire are blocked from the inner tube. Proven tough for over two decades Mr. Tuffy has been the world’s leading flat-tire preventive with Millions upon Millions of satisfied cyclists. Mr Tuffy Tire Liners are available to fit any tire size.