Crocs Yukon Vista II Clog Faux leather uppers and adjustable heel straps add a dose of ruggedness to the Yukon Vista II Clogs. Croslite foam outsoles and footbeds can handle the outdoor elements while providing true comfort around the campfire, on the trail, or back home. Fastening:Slip On Material Composition:Other Materials/Other Materials/Other MaterialsCare Instructions:Wipe Clean Only Refreshed styling and stitching details. Faux leather uppers; moulded Croslite outsoles.. Adjustable strap lets you dial in a perfect fit. Iconic Crocs Comfort: Lightweight. Flexible. 360-degree comfort.. Refer to Mens Size Conversion. Product Sole displays US Size not UK..