Lightweight, antibacterial, latex-free, monofilament, anatomical, and non-slip EVA midsole. Machine washable up to 40°C. With a foldable back strap between the heel and the insole, perforated on the sides for easy perspiration and cleaning and to avoid direct penetration into clogged or liquid surfaces. Removable PU footbed with excellent energy-returning properties when walking. Textile-lined.