The Dubnital tire is designed for dry to damp conditions and for rocky, hardpack, and medium loose soils. Master the challenges of modern cross-country and down country riding at speed. Dubnital supersedes its predecessor, the championed 'Race King', and takes performance to the next level. - The master of speed tire, ideal for hardpack terrain - Hookless compatible, Tubeless ready design allows the rider to run the tire at a lower pressure thus, adding comfort and puncture protection - When speed and acceleration on flat and inclines is all that matters, then the Rapid compound is your go-to option. Inspired by the characteristics of compounds used in Continental's road, race and gravel tires - Trail Casing features a durable single ply carcass construction - tailored for off-road trail use - E25 e-bike rating features a high quality structure with puncture protection to reduce premature wear brought about by the additional driving force