Description SCOTT Road Tri Carbon Shoes Men - prism green/black Aero-optimized design The SCOTT Road Tri Carbon racing machine was designed for triathletes who are completely programmed to win, like Sebastian Kienle. By adding the BOA® Fit System with IP-1 closure wheel to the heel, SCOTT was able to make the shoe even narrower. This design saves valuable energy without compromising important factors like stiffness or comfort. The HMF outsole with stiffness index 9 guarantees maximum energy transfer with 0% power loss. Features of SCOTT Road Tri Carbon Shoes: BOA® Fit System with IP-1 locking wheel on the heel. Outsole: HMF Carbon, Sticki Rubber / Stiffness Index 9 Upper: Lightweight Microfiber, 3D Airmesh Footbed: Removable ErgoLogic insole Aero-optimized design