Muc-Off Tubeless Bike Sealant 500ml + 60MM Black Valve is a must have emergency tire repair kit you need for your long rides. This high-performance bike tubeless tire sealant gives instant protection from punctures in their tracks and seals holes up to 6mm in seconds. If youre hitting rugged MTB trails this MTB tool kit delivers the protection you need for uninterrupted rides. The advanced latex formula with microfibre molecules creates a strong, airtight seal that lasts for at least 6 months, reducing the need for constant top-ups. Infused with a UV tracer dye, it makes finding and fixing leaks quick and easy under UV light so small problems never cut your ride short. Paired with the precision-engineered 60MM black Muc Off tubeless valve, you get a secure fit and optimal airflow. To practically use this fixaflat tire sealant, you dont need any professional help as the installation is quite easy. Eco-conscious riders will appreciate the biodegradable, ammonia-free, and non-corrosive formula, safe for you, your bike, and the environment. From technical climbs and fast descents to long-distance touring, this kit ensures your tires stay sealed, protected, and ready for whatever the road or trail throws at you.