650B

Continental's Cross King is a first-class competition and trail tire combining safe cornering grip with fast rolling characteristics. - Its versatile and easy-rolling profile adapts perfectly to any surface - You're protected with excellent puncture resistance thanks to a continuous ProTection TubelessReady insert from end to end - The unique tread rubber mixture which is only produced in Continental's German factory has revolutionized bicycle tires - BlackChili Compound improves rolling resistance by 26% and adds 30% more grip than activated silica compounds - Premium tires with BlackChili Compound also deliver higher mileage and, unlike many multi-compounds, provide a constant ride from the first to the last mile

The Xynotal tire provides control over hardpack, rocky surfaces. With low rolling resistance and contact edges for improved traction and braking, you can enjoy a fast gravity ride with the confidence of continuous grip when you need it most. - Carcass construction is robust and impervious against damage and penetration from foreign objects, resulting in a versatile, low weight and an attractive design - Trail Casing features a durable single ply carcass construction - tailored for off-road trail use - Endurance Compound features high durability construction in combination with good rolling resistance and grip; a top choice for trail riding or as a endurance focused compound for e-Bikes - E25 e-bike rating features a high quality structure with puncture protection to reduce premature wear brought about by the additional driving force

Competition and trail tire combining safe cornering grip with easy rolling characteristics. versatile and easy-rolling profile which adapts to any surface.