Originally Posted by
FBinNY
This and products like it are good for nail punctures and small glass cuts, and are a great time saver in a pinch. OTOH, you should still carry the tube, tire levers and pump because this won't seal with on a bigger glass cut.
Never heard of this type of product before coming to Bike Forums. Took the not so big plunge and ordered a can from a favorite online retailer- nothing beats an extra measure of peace of mind while riding, commuting or otherwise.