Bridgestone Designs an "Air-Free" Bicycle Tire, No More Flats

Tire company Bridgestone has designed a bicycle tire to save riders from punctures, flats and headaches. Using an "air-free" concept, the Japanese company has created a tire that uses a unique structure of spokes made from thermoplastic resin requiring no air. The material supports the rider's weight by stretching along the inner sides of the wheel and is made from recyclable material. Thermoplastic resin becomes flexible when heated and hardens when cooled and therefore was the material chosen ...