No Puncture Hassle Inner Tube Sealant is easy-to-install and features cutting edge molecules to seal holes in tubes of up to 4mm, ensuring that your ride is uninterrupted. The proprietary water-based non-hazardous formula was developed specifically for use with inner tubes and is compatible with a wide range of bikes. Whether you’re commuting, out on a backpacking adventure, hitting the trails and everything in between, Muc-Off has you covered.