Breathable custom upper fabric for super soft fit and stretch Easy on and off with elastic and adjustable laces Ultralight and soft for all day comfort Light weight, durable, and flexible EVA outsole Removable EVA insole Thickest and most light weight foot bed on the market Machine washable Unisex sizing. All shoes fit men, women, youth. Shoes are listed as mens sizing. Refer to the sizing chart to find proper size for womens and youth.