Introducing our Heavy Duty Work Socks, designed to keep you warm and comfortable during the coldest winter workdays. Made from robust acrylic yarn, these socks feature a brushed thermal interior for added warmth and cushioning. They're up to four times warmer than regular cotton socks, making them ideal for outdoor winter activities. To maintain their quality, machine wash with similar colors in warm water, and dry on low heat inside out. Your order will include a set of mixed colors as shown in the picture. We're committed to your satisfaction, and these socks guarantee extra warmth and comfort during chilly workdays.