Compress and de-stress in our Two-Tone Contrast Compression Socks. These grey and black compression therapy socks are the perfect wake-up-call for tired legs, using graduated compression that helps reinvigorate your legs by improving circulation and offering a cozy, snug hug that keeps you feeling comfortable day-through-night and through that three-hour flight. Compression socks support legs and help improve circulation. These Compression therapy Socks have superior arch-support, moisture wicking and anti-microbial materials for all day comfort. Mild Compression: 8-15 mmHg. Fits approximate women's shoe size 4–10.5, fits approximate Men's shoe size 2.5-8.5, Contents: 60% Rayon from Bamboo, 22% Nylon, 10% Polyester, 8% Spandex