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.

World’s Most Eco-Friendly Tire Liners - All Mr. Tuffy Tire Liners are now Biodegradable.

Recyclable - Use from bike to bike - and package is 100 % recyclable as well.

Lightweight - Weighs less than liquid fills and thorn-resistant tubes. New Ultra Lite weighs even less. See left.

Easy Installation - No gooey mess.

Absolutely, Positively - Will not cause tire or tube

damage-or loosen spokes

Mr. Tuffy Tire Liners are available to fit any size tire.

Look for these cleverly designed packages at your local bike store.

About Mr. Tuffy