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Tuffy is a remarkable tire liner made of durable, lightweight polyurethane. When inserted between the bike tire and tube, it provides a protective …See more
Frequently asked questions
Q:
What is a Mr. Tuffy anyway?
A:
Mr. Tuffy is a remarkable dual-layer tire liner made of durable, lightweight polyurethane. When inserted between the bike tire and tube, it provides a protective layer...
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