Stan's No Tubes

Keep rolling with the world's first tubeless solution. Stan's NoTubes Original Sealant provides reliable puncture protection, sealing holes up to 6.5mm (1/4") instantly. Its eco-friendly, low-viscosity formula works even in sub-freezing temperatures.

Keep your tubeless setup airtight with the Stan's NoTubes Replacement Valve Core. This removable Presta core is the essential fix for clogged or leaking valves, ensuring smooth inflation and reliable air retention.

Adapts your presta valve into a schrader valve for use with schrader only bike pumps