1,Adopts good quality material, TPU hard plate on the toe and side can offer nice anti-shock protection to make your cycling safer 2,The shoes have air holes on the surface and heel, which forms a heat dissipation and air circulation system, more breathable and comfortable to wear 3,The heel has soft pad inside is good for anti-slip and stable wearing, light reflective stripes outside for reflecting lights to keep your safety in night cycling 4,The sole is made of nylon and TPU, SPD system can make the shoe well connected to bike pedal, and the teeth design makes it more labor-saving in cycling 5,Nice accessory for cycling lovers, it can correct your cycling position to protect your knees and ankles, especially good for bike race, road or mountain cycling, etc Features: Adopts good quality material, TPU hard plate on the toe and side can offer nice anti-shock protection to make your cycling safer. The shoes have air holes on the surface and heel, which forms a heat dissipation and air circulation system, more breathable and comfortable to wear. The heel has soft pad inside is good for anti-slip and stable wearing, light reflective stripes outside for reflecting lights to keep your safety in night cycling. The sole is made of nylon and TPU, SPD system can make the shoe well connected to bike pedal, and the teeth design makes it more labor-saving in cycling. Nice accessory for cycling lovers, it can correct your cycling position to protect your knees and ankles, especially good for bike race, road or mountain cycling, etc. Specification: Brand: BOODUN TPUandNylonandPUandMesh Cloth Suitable for: road and mountain bike Color and Size Options: Green; Red; Black; White (optional) and 39, 40, 41, 42, 43, 44, 45 (optional) Weight: Approx. 1000g Size Conversion Chart UK 5.5 6 7 8 8.5 9.5 10.5 EU 39 40 41 42 43 44 45 US 6.5 7 8 9 9.5 10.5 11.5 Inner Length (mm) 244 250 257 264 271 284 290 Package List: 1 x Pair of Shoes Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.