Pirelli P Zero SmarTube Inner Tube

Pirelli P Zero SmarTube Inner Tube Pirelli's P Zero SmarTube Inner Tube is the lightest, strongest and most compact in their range. It's constructed from TPU (Thermoplastic Polyurethane), which has excellent mechanical strength and is highly elastic, making it twice as resistant to punctures as a butyl equivalent. Designed originally for WorldTour racers, amateurs using a standard clincher setup can now reap the same performance benefits.