BLUE MAGIC TIRE SEALANT: An expeditious sealing compound that combines multiple sizes, shapes, and densities of coagulants for swift sealing of punctures. Utilize the filler bottle tip for effortless application into the valve, or pour directly into an open tire for instant use with BMX, MTB, Road, Cross, 29er & more! Long-lasting results of up to 6 months leave you free to ride without worry!