TIEM Black Geometric Slipstream Performance Women’s Cycling Shoes Size 6.5 Performance cycling redefined for the studio. The Slipstream is a performance cycling shoe that doesn't sacrifice the style and comfort of your favorite pair of sneakers. With its breathable mesh toe box, slip-on construction, and single-strap closure system, it's the most comfortable shoe you'll ever wear to class. SPD cleats included. Used a few times, only indoor. Still in good condition.