Vittoria Competition Latex Bike Inner TubeLight and Subtle Latex Bicycle Tubes for Race DayIncredibly reliable latex bike inner tube. Extremely light-weight compared to standard butyl rubber tubes. These bike tubes are sure to bring "life" to your tires, making them noticeably lighter!Long lasting high-quality latex material bike tubes offer you reliability and longevity.Premium latex inner tube for cyclists who require the best performances in race. Latex tubes are light, subtle and they generate low friction between the tire. All these characteristics work together in reducing rolling resistance.48mm Presta Removable Valve Core for easy sealant refill and inflationLight and SubtlePerformance Inner TubeReduce Rolling ResistanceEffortless Installation