Main Features Sidi Hydro Gore Tex Road ShoesSidi Hydro Gore-Tex shoes are made of synthetic material and have Lorica inserts on the toe. With water repellent and breathable lining and a Gore-Tex membrane. Closure with 3 Velcro straps on the foot and Velcro strap on the ankle. With Millenium 3 sole composed of carbon fiber injected into a Nylon matrix. Sidi Hydro Gore TexSidi Hydro Gore-Tex shoes are made of synthetic material and have Lorica inserts on the toe. With water repellent and breathable lining. With Gore-Tex membrane. Closure with 3 Velcro straps on the foot and Velcro strap on the ankle. With Millenium 3 sole composed of carbon fiber injected into a Nylon matrix. Features Sidi Hydro Gore-Tex Shoes:- Upper part: Synthetic material upper and Lorica inserts on the toe. - Locking system: Three Velcro straps at the top and Velcro strap at the ankle. - Sidi Heel Cup Heel: The reinforced heel holds the foot in position and prevents the shoe from deforming due to extreme use or prolonged pressure. - Millenium 3 Sole: The Millenium 3 sole is an evolution of the Millenium 2 sole. By reinforcing the sole with carbon fiber, Sidi designers have created a new sole that improves the technical characteristics of the previous Nylon sole. The Millenium 3 sole is made of carbon fiber injected into a Nylon matrix. The use of carbon fiber provides 36% more rigidity compared to the Millenium 2 sole and is also more durable and more resistant to prolonged use and changes in temperature. The Millenium 3 outsole includes a new replaceable non-slip polyurethane heel. It is compatible with most pedals on the market without the need for adapters. To facilitate the replacement of cleats, the Millenium 3 sole has a 10mm scale. horizontal and vertical alignment molded into the sole, as well as the Look Memory Eyelet to accurately position the cleat.