BREATHABILITY and COMFORT: Engineered mesh and an athletic textile upper allows your foot to breathe throughout class. CONVENIENCE: The recessed SPD cleat assembly and rubber outsole allow you to easily get around the studio while off the bike. PERFORMANCE: SPD compatible (cleats sold separately), with durable nylon cycling shank underfoot. (Please note: SPD cleats are a 2-bolt system, these shoes are not compatible with a 3-bolt Delta cleat) STYLE: The Slipstream is the original slip-on, single-strap cycling shoe, available in an array of colors to compliment your style. SIZING: We recommend choosing a half size down from your normal athletic shoe size for a secure, optimal fit. Sizes shown are US Women's sizes. Women’s size 8 Great condition. Light wear