Mr Tuffy E-Bike liners are safer for higher speeds which E-bikes can easily reachSelf-sticking tire liners permanently adhere to the inside of a bicycle tireEasier to install tubes as the liner sticks to the inside of the tire out of the waySame Mr Tuffy color coding for easy identificationWorks with any bike, not just e-bikesEasy 5 min installation20/26/29x4.1-5.0TealPairUPC/EAN/GTIN: 800877319188