Mr. Tuffy Fat Tire Liners provide a shield against flats, without weighing down the tires!
Made in the USA
+ Guaranteed to prevent flats
+ Lightweight-Weighs less than liquid fills and thorn-resistant tubes
+ Easy installation-no gooey mess
+ Absolutely, positively, will not cause tire or tube to damage or loosen spokes
+ Eco-friendly and reusable from bike to bike and biodegradable when disposed