From HEYDUDE, the Men's Wally Sox Washable Slip On Sneakers feature: Knit upper Flex and fold technology 2 lacing options slip on design with laces Soft Oxford cloth lining Memory foam insole Ultra-Light outsole Machine washable Imported. Styling Notes: Back logo design may vary Sizing tip: if you usually wear half sizes, Hey Dude recommends choosing the next size up for the best fit