The Airolube Tyre Sealer will make your bicycle tire tubeless in no time! The natural formula easily seals all holes up to 6mm and reduces the chances of getting stopped by a flat. Depending on weather conditions and usage, Tyre Sealer works optimally for several months. Therefore, check every 3 to 4 weeks that the Tyre Sealer is still liquid and refill if necessary. Keep The Pressure! Airolube Tyre Sealer is a plant-based liquid for tubeless making of bicycle and car tires. Like all of Airolube 's products, Tyre Sealer is also biodegradable. The packaging is also completely recyclable. Features: Sealing air leaks in tires Specifications: Color: white Material bottle: plastic Content type: liquid Shelf life in tire: 2 to 7 months Contents: 500 ml Directions for use: Pour 80ml Airolube Tyre Sealer into the tire of the mountain bike, road bikes can have 40ml per tire. This can be done through the valve opening or by partially removing the tire from the rim. Fit the tire or valve and bring the tire to the correct pressure. Allow the wheel to make several revolutions so that the fluid can cover the entire tread. Check the condition of the Tyre Sealer every 4 weeks , refill as necessary.