Tubeless ready tire (hookless compatible); Size: 27.6 x 11.0 inches (700 x 28 C); Weight: 10.6 oz (300 g); Color: All BLK; The race-inspired speed and feel with nylon construction provides durability for everyday use. In addition, the new combination of silica and graphene compound has improved rolling efficiency, grip and abrasion resistance. The tread pattern is based on the CORSA series for superior grip and handling performance. The CORSA N.EXT name combines the meaning of "N" in Nylon Casing and Next Generation.