Pirelli&';s previous experience and the relability of SmartNET Silica technology, combined with the tubeless-ready comfort and the resistance of the Armoud Tech technology, facilitated the creation of a new clincher tyre with a unique DNA - perfect for long-distances and various terrains: Armour Tech construction combines a Nylon bead-to-bead high density layer to an aramid breaker and aramid fibers dispersed into the tread, resulting in a new level of protection against the worst road conditions which has never been achieved before and SmartNET Silica rubber compound guarantees safe rides and confidence - inspiring handling even in harsh conditions - sizes ranging from 26-622 up to 35-622 make it an extremely versatile tyre, suitable for Granfondo races, professional athletes&'; training sessions, daily commuting and bike touring, all in both tubeless and inner tube configurations Cinturato Velo TLR in sizes 26-622, 28-622, 32-622 and 35-622 is compatible with hookless rims while complying with the ETRTO suggested inflation limit of 5 bar/72.5psi. Features: Half the weight of other frame locks, 660 grams Robust 40 x 14 mm cross-section Nylon jacket prevents frame scratching Includes seat tube mounting bracket for secure and weight-balanced stowage when riding. Includes two keys