Gucci Men's Unisex Slides GG Horsebit Mules Brand details add a classic feel to these gray and black GG Supreme mules. Inspired by the brand's equestrian heritage, the horsebit logo adds sophisticated definition to the casual silhouette. and construction. Gray and Black GG Supreme Men's Dark Gray Leather Trim Palladium Hardware Horsebit Rubber Sole Flat Sizes 35-46,