Men's Penny Loafers - Perforated Open Back Mule Slip-OnA perforated upper and open back mule construction give these penny loafers a warm weather ready profile without departing from the clean lines of a classic slip on. The penny keeper strap sits across the vamp with visible topstitching running along the toe box and sides, whilst the nubbed rubber outsole provides a practical grip pattern visible across the sole. A low flat profile and rounded toe complete a shoe that sits comfortably between casual