The great fit and phenomenally lightweight S-Works road shoe with enough protection for bouncing along singletrack. Race proven by our pro squad when they want an ultra light carbon shoe with the fit benefits of the enhanced Boa rotary and Powerzone lacing systems. Full BG features in the footbed and outsole: Exclusive Metatarsal Button and Longitudinal Arch Support reduce hotspots. Varus Wedge adjustment angles foot slightly for improved ergonomics and knee/foot/hip alignment. Redesigned Boa rotary closure for lighter weight and super secure function. Powerzone lacing system lets the rider adjust tightening forces for the top and mid zones of the shoe to provide unprecedented fit and comfort. Replaceable high strength braided steel lace. �Set & forget Velcro front strap adjusts forefoot width and volume. Light tough water-resistant Micromatrix upper for supple comfort. Fully vented tongue for improved breath ability. Durable thermoplastic rubber outsole for confident traction. Light and stiff FACT carbon midsole runs the full length of the shoe. Engineered Micromatrix upper is light durable and supple fitting with welded reinforcement in the toe and high wear panels. Welded toe and side panel protection.