Specialized Airlock Tube - Presta - 27.5 x 1.75-2.40"

Specialized is not afraid to say it — the Airlock Presta Valve Tubes are one of the best performing, self-sealing bicycle tubes available on the market. That's because they feature Specialized's powerful Airlock sealant that coats the tube for permanent protection against punctures. Image may differ in detail. Valve type: Presta