This pair of slip-on slippers from Acorn is a must-have for any man's winter footwear collection. The black fleece upper and cotton lining provide warmth and comfort, while the slip-on style with no closure makes them easy to wear. With a standard shoe width and size 10.5-11.5 US, they are perfect for casual occasions and come in a classic style that will never go out of fashion. The Polar Moc model is a great addition to any wardrobe and is made from high-quality materials that are built to last.