Shimano SH-IC100 Indoor Cycling Shoes Get the most from your indoor training For riders whose rides take them from the start to finish of an indoor spin class the Shimano SH-IC00 Shoes are designed specifically to accommodate the unique needs of indoor riding. The SH-IC0 has all the features riders need to help them get the most from every class or indoor trainer session, with a versatile 5-sole outsole that easily accommodates 2 or 3 bolt cleats, including Shimano SPD or Look cleats (SM-SH40/SM-SH41 adaptor is required to install 2-bolt SPD cleats). The durable mesh upper increases airflow, no matter how hard the trainer session gets, with a stiff outsole for increased power transfer. With decades of expertise in making some of the best outdoor cycling shoes on the market, Shimano's IC100 Shoes are the perfect ride companion for your indoor rides. Features Design specific to indoor cycling to accommodate the unique demands of indoor riding and spin class Compatible with 2 or 3-bolt cleats for more options for any spin bike Easy on and off with a simple, cross-foot single-strap design Durable, breathable mesh upper for increased airflow Stiff, lightweight outsole for efficient power transfer Specifications Upper Material Breathable Mesh Closure type Single Hook-and-Loop Strap Cleat Compatibility2 bolt SPD-type Intended Use Indoor Cycling, Spin Class Sizing EUUS363. 7374. 537. 54. 8385. 238. 55. 5395. 839. 56. 2406. 740. 57. 2417. 641. 58428. 342. 58. 7438. 943. 59. 3449. 744. 510. 24510. 545. 510. 94611. 246. 511. 54711. 84812. 34913. 25014. 25115. 25216. 2 | Shimano | Sh-Ic100 Indoor Cycling Shoes Men's | Size 45 In White