Muc-Off's innovative inner tube sealant easily combats punctures with its lightweight formula. Expertly designed for use with inner tubes, this No Puncture Hassle sealant contains cutting-edge molecules that effectively seal holes up to 4mm, ensuring an uninterrupted ride. With a non-hazardous water-based formula, it is compatible with various tube sizes and bikes, including commuter, folding, urban, touring, MTB, and e-bikes. This long-lasting solution works on multiple punctures and will stay effective for the life of your inner tube and tire.