Dialled-In Fit and Performance On The TrailThe 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-moulded nylon and rubber lugged outsole provides high traction and durability.,Key Features: Upper: Boa L6 (1mm + with macro release) retention with lower- volume strap, Toe and heel microfiber reinforcements, Synthetic upper,Outsole: Co-moulded nylon and rubber high-traction lugged outsole, Mid-foot scuff guard, Accommodates steel toe spikes,Footbed: Die-cut insoles,Weight: 315 grams (size 42).