Today we're going to take a look at the Slime self sealing bicycle tube for 700c road bike tires with the presta valve. Now this Slime self sealing tube will come pre-installed with the Slime tube's sealant inside the tube. This is to seal tread area punctures and prevent any flat tires. This tube will install just like a regular tube but what happens is when you get a puncture, the fibrous seal… see more >