Cycling has never been easier. The all new Sidi Fast is a fast shoe by name and by nature. Thanks to the simple and fast closing system you will be ready for your ride in a few moments without abandoning style and comfort.Key Features: Tecno-3 Dial - It allows you to close the shoe quickly and easily, adapting the upper to the shape of the rider\'s foot and thus obtaining a personalised fit. The TECNO-3 mechanism is replaceable., Replaceable Non-Slip Heel - Sidi cycling shoes are equipped with a replaceable, non-slip, polyurethane insert on the heel to facilitate walking., Sidi Heel Cup - The anatomically moulded plastic shell, stabilizes and supports the heel, reduces heel slip and helps transmit more power without dispersion., Carbon Composite Sole 20 - The Carbon Sole 20 is composed of nylon and injected carbon fibre. The result is a light and rigid sole, which des not lose its characteristics when climactic conditions change or with the passage of time. The central part of the sole is graduated with a scale in millimetres to facilitate the correct fitting of the cleats. A replaceable non-slip insert on the heel is included to facilitate walking.    .