Cleaning out the closet. These PC socks retail for $30 ea. All but the Stars and Stripes are hard to find and discontinued. NWT Pro Compression Socks S/M are knee-high socks made in the USA with a proprietary blend of nylon, spandex, and poly materials. They feature a full toe style and reinforced heel and toe. These compression socks have a compression level of 20-30mmHg and are suitable for various activities such as gym and training, track and field, walking, weightlifting, cross-training, CrossFit, yoga, Pilates, hiking, running and jogging.