Laugh in the face of punctures with this super-lightweight, amazing inner tube sealant. The Muc-Off No Puncture Hassle Inner Tube Sealant features a proprietary water-based, non-hazardous formula that's developed specifically for use with inner tubes and compatible with a wide range of bikes. Whether you're commuting, out on a backpacking adventure, or hitting the trails, and everything in between, Muc-Off has you covered.