Dialed-in fit and performance on the trail. The Giro Cylinder??mountain bike shoe offers the comfort you'd expect from Giro with the quick adjustment provided by a Boa??dial. With a single dial and a set-and forget front strap, you can quickly get in your shoes and hit the trails. The Boa??L6 dial offers 1mm adjustment increments when tightening, and a macro-release function to get out of the shoe. The co-molded nylon and rubber lugged outsole provides high traction and durability. Synthetic Upper: Boa??L6 (1mm + with macro release) retention with lower- volume strap.??. Boa closure optimizes fit with micro adjustments.. Toe and heel microfiber reinforcements.. Co-molded nylon and rubber high-traction lugged outsole provides excellent grip and durability.??. Mid-foot scuff guard.. Accommodates steel toe spikes.. Weight: 315 grams (size 42). Spot clean. Imported. 768686026652 32803200029 7076926