Realtree Dry Knit Thermal Heavyweight Socks 2-Pair Grey Size Medium. Keep your feet warm and cozy in these Realtree Dry Knit Thermal Heavyweight Socks. Designed for hunters and outdoor enthusiasts, these socks are made of high-quality polyester material that will keep your feet dry and comfortable. The gray color of these socks adds a touch of style to your hunting gear, making you look good and feel comfortable at the same time. These socks are size medium and are perfect for men who love to spend time in the great outdoors. With these socks, you can be sure that your feet will stay warm and dry, no matter how harsh the weather conditions are.