The Schwalbe Doc Blue Liquid Patch 500 ml is a high-performance sealant developed in cooperation with Stan's NoTubes, specifically designed for tubeless systems. Its improved formula makes tubeless conversion even more effective while quickly sealing small punctures and providing reliable preventive puncture protection. It is also suitable for inner tubes, tubular tires, and conventional tubeless systems, delivering long-lasting performance and dependable protection for every ride.