Wtb Presta 700 x 28/38C Tube

PRESTA VALVES: 33mm Presta Valve, Non-Removable Core. AFFORDABLE QUALITY: WTB's butyl rubber inner tubes offer superior puncture resistance and air retention at a price you can afford. PUNCTURE RESISTANT: Built to handle all types of road and trail conditions with thicker butyl rubber for added durability. PATCHABLE: Compatible With Butyl Tube Patch Kits. TRUSTWORTHY PERFORMANCE: Backed by WTB's trusted reputation for quality in cycling, these tubes are built to last.