Continental Ultra Sport III Road Bike Tire The Ultra Sport III from Continental is a modern tire for those new to road cycling and e-bike ready up to 25 km/h. The tire for general road bike riding and competitions with outstanding value for money. Established all-round tyre with Continental's well-known level of quality Proven Continental racing tyre design for responsive handling and secure grip Excellent grip and high mileage thanks to PureGrip Compound E25 – E-Bike standard up to 25km/h