Get two pairs of zipper compression socks in black and skin tones, designed for women and men. Featuring a 15-20 mmHg compression level, these knee-high open-toe socks aid muscle recovery, improve blood circulation, and reduce fatigue and swelling. The smooth zipper makes them easy to put on and take off, ideal for sports, travel, and daily use. Made from breathable nylon, they are durable, sweat-absorbent, and non-slip. Perfect for athletes, nurses, teachers, office workers, pregnant women, and the elderly. Suitable for calf sizes 35.5cm-48cm.