Sigvaris Merino Outdoor Calf High Compression Socks X-Large, 15 to 20 mmHg Compression, Olive, 11-1/2 to 14 Men's Shoe Size, 12-1/2 to 15 Women's Shoe Size Graduated compression and the cushioned, shock-absorbing sole make this support sock ideal for preventing foot and leg fatigue from prolonged periods of standing and walking.

• Absorbs 35% of it's weight in water, keeping skin dry longer and preventing hypothermia by maintaining warmth in extreme weather conditions.
• Naturally durable, anti-microbial and thermo-regulating for all seasons.
• Helps boost energy levels, improve circulation, and provides relief against delayed onset muscle soreness. Cushioned padded sole keeps feet blister-free.
• Mesh flex-zones provide ventilation.
• High quality, therapeutic calf high compression at 15 to 20 mmHg.
• 67% Fine Merino Wool, 26% Nylon, 7% Spandex.