Suede Slip-Ons Loafers & Slippers GreyFerragamo suede slip ons, made of suede leather with slip on construction and integrated elastic inserts in the sides for a stable fit. The upper features Derby effect faux lacing with structural side lugs and embossed Gancini detail on the side. The silhouette is linear with a low profile, while the rubber outsole offers a compact base and a contrasting embossed machined edge. Suede leather upper Side elastic inserts integrated into the structure