Made in eco-friendly and chrome free Eco Performance-leather (EP). Certified with EU Ecolabeland guaranteed free of fluorocarbons. Treated to be water repellent and breaths well. Easy to take on/off thanks to a wide opening. Easily adjusted with the front hook and loop. Lined with vegetable tanned leather. Reinforced in the back to keep the foot in place. Grip friendly with a rubber outsole.