Gucci Royal Blue Velvet and Fur Lined Horsebit Princetown Flat Mules size 37 Great PREOWNED condition sold out B11 These Gucci Princetown mules are a fresh update on the perennially chic Gucci loafers. These shoes are enhanced by a gold-tone horsebit detail that has defined the Gucci collection since the very beginning. Featuring a velvet body, fur trims, and backless design, these Princetown mules are the epitome of modern Italian sophistication.