Crocs Duet Max II Clog - BLKDuet Max II Clog Item: 208776 001 Black Bigger, better, and back in action, the sport inspired Duet Max brings a more approachable silhouette to street style. A rugged, trend right outsole adds a modern twist while adjustable back straps allow for the perfect fit. Get ready for the Duet Max and add some edge to your day to day style. Molded Croslite upper Rugged midsole sculpting Pivoting, adjustable back straps for a more secure fit Ventilation ports