- Microfiber-filled formula.- The most powerful sealant for tubes and tubeless- For low- and high-pressure tires.- Quantity required for tire size:~ Tubular/tube/tubeless road: 30–50 ml.~ 26": 60-80ml.~ 27.5": 80-100ml.~ 29": 100-120ml.~ Downhill: 100–140 ml.