Professional road bike cycling shoes,comfortable,breathable,durable,convenient,anti-slip and lightweight.Possess one pair of this shoes can make you more different and fashionable with individual character. You can use the shoes in many occasions, such as:road riding,commuting,touring,spinning class,mountain cycling, indoor spinning bikes such as peloton bikes. SIZE CHART: (We have adjusted the size chart based on customer reviews and feedback, so please purchase the size you usually wear. ) US Men 4.5/US Women 6.5 = EU 37 = Recommended Foot Length 23.1 cm US Men 5/US Women 7 = EU 38 = Recommended Foot Length 23.8 cm US Men 5.5/US Women 7.5 = EU 39 = Recommended Foot Length 24.5 cm US Men 6.5/US Women 8.5 = EU 40 = Recommended Foot Length 25.2 cm US Men 7.5/US Women 9.5 = EU 41 = Recommended Foot Length 25.9 cm US Men 8/US Women 10.5 = EU 42 = Recommended Foot Length 26.5 cm US Men 9/US Women 11 = EU 43 = Recommended Foot Length 27.2 cm US Men 10/US Women 12 = EU 44 = Recommended Foot Length 27.9 cm US Men 11/US Women 13 = EU 45 = Recommended Foot Length 28.5 cm US Men 11.5/US Women 14 = EU 46 = Recommended Foot Length 29.2 cm US Men 12/US Women 15 = EU 47 = Recommended Foot Length 29.9 cm