The 21 mm 10 yd Rim Tape is designed for riders seeking a reliable, air-tight seal on their bike rims. Perfect for rims with an internal width of 19-21mm, this super-thin tape ensures a perfect fit without affecting tire performance. Its non-porous construction prevents air leaks while staying easy to remove and replace without leaving residue. Single or double wraps can be used depending on your tire pressure, making it versatile for a wide range of riding setups. The 21 mm 10 yd Rim Tape is a must-have for cyclists looking for a clean, dependable, and efficient tubeless-ready rim solution. | Stan's No Tubes 21mm 10yd Rim Tape