Graduated Compression socks produced so that the greatest pressure is exerted at the ankle and decreases gradually and sequentially up the length of the leg. This prevents blood from pooling in the lower limbs and relives the discomfort from the pain associated with leg fatigue. Men's Firm: (15-20 mmHg), Extra Firm: (20-30 mmHg)in 3 colors Black, Navy, White and sizes (S, M, L, X-L). Women's Trouser Sock (15-21 mmHg), Knee Highs (15 -21 mmHg) in colors Black, Beige and sizes (S, M, L, X-L).