DESIGN: Quality sox fabric upper, textured knit fabric that offers stretch and breathability Elastic laces flex with the foot for better fit and uniformity IN-SHOE COMFORT: Memory foam insole provides maximum comfort and reduces sweat and odors TRACTION & DURABILITY: Ultra-Light outsole Flex and Fold Technology supports healthy feet with its unique shape giving complete freedom of movement Additional Details: Weight: 5.5 oz Machine washable (cold)