Unisex fitClosed-In Heel designed to hold the heel securely with enhanced arch support. The heel is raised to further enhance comfortHeel strap securely holds your foot while making them quick and easy to slip on and offSide Vents allows your feet to breathe naturally keeping them cool throughout the dayInsole Included - Walk with even greater comfort with the specially designed insole.Shock absorbing anti-static device specifically incorporated to meet static sensitive situationGrip-Safe® Sole - This unique sole not only gives excellent slip resistance but also offers a much greater penetration resistance than other lightweight footwear availableUp to 40 degree washSizes 2-13