Discover the new Oofos black boots with a waterproof upper and lightweight, flexible sole, perfect for everyday wear and outdoor activities. The black color easily matches any outfit, making them ideal for cold weather. They feature an incredible rounded orthopedic sole that ensures comfort while walking and running. The heel has a reflective marking for safety. Although marked as size 40, they fit size 39 and 39.5 perfectly. Please feel free to ask any questions.