Mr Tuffy Tyre Liner
Ride Flat Free! Mr. Tuffy is a remarkable tire liner made of durable, lightweight polyurethane. When inserted between the bike tire and 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 three decades Mr. Tuffy has been the world's leading flat-tire preventive with Millions upon Millions of satisfied cyclists.
- Lightweight - Weighs less than liquid fills and thorn-resistant tubes
- Easy Installation - No gooey mess.
- Absolutely, Positively - Will not cause tire or tube damage-or loosen spokes