The Sidi KAOS AIR Road Shoe is durable and light weight and provides outstanding performance. Fit for professionals and with the latest cycling shoe technology, the KAOS AIR will not disappoint. The Tecno 3 System on this road shoe allows for frontal micrometric closure and helps the upper of the shoe to adapt to your individual foot shape, producing a comfortable and customised fit. Serviceable and easily replaceable, the system also encourages even pressure distribution. The Adjustable Heel Retention Device is easily adjusted, this technology improves the fit of the top of the heel cup around the rider's ankles, preventing slipping during steep climbs and sprints. Sidi designs its Road racing cycling shoes with professionalism in mind. Using the best high quality materials, the Sidi KAOS AIR Road Shoe is a controlled road shoe keeping the weight down and the stiffness up. Sidi KAOS AIR Road Shoe Features Soft Instep 2 Caliper Buckle Tecno 3 System Replaceable Heel Pad Cleat Fitting - 3 Bolt Look Type Sole Material: Millennium 4 Carbon Composite Collections #LLBLOVESROAD #LLBTOPHELMET&SHOES