The Nano 40c is designed for speed. A gravel path destroyer that can still satisfy those who are crying out for a truly great cyclocross tire. Tubeless Compatible System: A tubeless system that is compatible with common tubeless standards. Designed for tubeless tire beads and hook rims to create a constant contact surface between the tire and rim based on a sealing liquid. Dual DNA Rubber Compound: Durability combined with high cornering quality thanks to sticky 50a side knobs and a durable, low-rolling 60a center tread. Intended use: Gravel. Weight: 530 g. Wheel size: 28 inches. Package includes: single tire. Pressure: 2.1 Bar - 3.5 Bar. Version: Light Fast Rolling TAN. Dense carcass fabric: 60 TPI. Tire size (diameter x width): 700 x 40C inches. Tire size ETRTO (width x diameter): 40-622 mm.