Mr. Tuffy liners aren't lighter unfortunately (heavier if not the same weight). They do provide better protection though. The speed loss is a trade off you'll have to decide on. If you're commuting, they're worth it. If you're doing a rec ride or racing, then they're probably not worth it.
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Originally Posted by
jsharr
A girl once asked me to give her twelve inches and make it hurt. I had to make love to her 3 times and then punch her in the nose.