Niofind knee high compression socks in Black, size S-M. Graduated 15–20 mmHg support helps promote blood flow and reduce leg fatigue, perfect for long days on your feet at work, travel or during pregnancy. Breathable cotton blend (65% cotton, 30% polyester, 5% elastane) with seamless toe and reinforced heel and toe for durable, all-day comfort. Includes laundry bag. Ideal for nurses, teachers, office workers, frequent flyers and more.