TIEM Slipstream Black-Black Women's Cycling Shoe size 8 US / EU 39 w/ cleats 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 Cleats included! $20 value. EUC.