Originally Posted by trek1

I tried Bontrager juice sealant because my Trek EX8 came with tubeless ready wheels/tires. Then it wasn't until my LBS found a nasty thorn in one that I figured it would just have been a matter of time until it would have failed anyway. My point is that sometimes you will not even know when you would have gone flat and find out another day that you needed to replace or patch the tubless tire. I will have to say though it is very nice not to have to change a tube in the woods and get eaten my mosquitos, I was able to ride out my last time to change a tube but if you were in deep, you're toast