Description:heat factory wader sock with compression fitting improves circulation, relieves leg fatigue especially for those who sit or stand for long periods of time. compression fitting allows the sock to stay in one comfortable position all day.height (in):31width (in):3.5 depth (in):.5 weight: 8 oz.stay warm while you wade. heated wader pocket socks are specifically designed for those cold days. over the knee length. large size only. includes one pair of foot warmers (1948) 50% merino wool, 30% acrylic, 10% nylon, 10% lycra.