Description: MTB Cycling Shoes with SPD Cleats Shoes Material:Microfiber leather/Mesh/Nylon/Rubber/Textile Cleats Material:Alloy/Steel, Single release,Compatible with SPD SIZE INFORMATION: US SIZE 5.5 =250.48(MM)=84.88(MM) US SIZE 6.5 =257.14(MM)=86.5(MM) US SIZE 7.5 =263.8(MM)= 88.13(MM) US SIZE 8.5 =270.46(MM)=89.75(MM) US SIZE 9.5 =277.12(MM)=91.38(MM) US SIZE 10.5 =283.78(MM)=93(MM) US SIZE 11.5 =290.3(MM)=94.62(MM) US SIZE 12.5 =296.9(MM)=96.24(MM) Package Included: 1 x Cycling Shoes 1 x Carrying Bag 1 x Bike Cleats According to customer feedback, the size 39-42 is a little big, the size 45-46 is a little small, so we recommend to choose one size smaller if you need size 39-42, choose one size bigger if you need size 45-46. It will be better to measure your the foot length first and choose the size according to the size chart.Thank you for your understanding. Please do not hesitate to contact us if you have any question. We will provide the best services for you. Thank you.