The original - the world's first sealing milk for tubeless tyres. Developed in 2001 by Stan Koziatek, who gave his name to the product and the manufacturing company. What began in a garage revolutionised the bike industry. Stan's NoTubes developed into the industry leader and is still the first choice of riders all over the world when it comes to tubeless tyres. Recommended for all-round use, compatible with all tubeless road, gravel and mountain bike tyres and tyre inserts. The original formula is the best choice for a reliable puncture seal at temperatures between -28° and +50° C for a period of up to 7 months. Stan`s NoTubes Original Sealing Milk seals holes and cuts up to 6.5 mm in size quickly and permanently. Safe for people and the environment, the sealant is made from natural latex and contains no toxic or hazardous substances. The bottles of Stan's Tubeless Sealant are made from 30% recycled material. The labels can be easily removed for optimum recycling. Up to 4 tyres can be sealed with 250ml of Stan's Original Sealing Milk.