Making tires tubeless can be a complicated, lengthy, and messy affair. Often additional tools are required. With ProClose Sealant from Ere Research, messing around is a thing of the past.Pro Close instantly seals leaks with the help of particulates and contains no latex. This makes the sealant allergy-free. Ere Research has provided the bottles with a handy filler cap and includes a valve core remover so that the tire can be filled with the Pro Close Sealant without additional tools. So, no more messing with hoses or syringes.ProClose is not only very user-friendly but also biodegradable. That makes Pro Close Sealant an eco-friendly solution for tubeless cycling. By using non-toxic volatiles, the sealant has a longer shelf lifea minimum of 26 months in the bottle and 2 to 3 months in the band. ProClose Sealant can be used in inner tubes and tubeless tires, such as the Tubeless Ready tires from Ere Research.Specifications Ere Research ProClose SealantAvailable sizes: 80, 150, 250 and