PLUS SIZE: TRIITECH's new large size compression socks are specially designed for men and women who need larger sizes. A total of 3 pairs are sold, with sizes from 2XL to 4XL, ankle sizes from 11 inches to 14 inches, calf circumference from 18 inches to 26 inches, please refer to the picture Size chart in Buy as needed. These compression socks increase blood circulation in the user's legs by providing a gentle squeezing action, relieving a variety of leg discomforts.ERGONOMIC DESIGN: Our compression socks fit snugly from toes to leg, energizing your skin. They feature integrated comfortable breathable and quick-drying fabric to reduce muscle soreness for instant comfort. We've thickened the fabric at the ankle with a tighter compression weave to reduce muscle vibration and fatigue, preventing sprained ankles. Use it every day, night, or both.EFFECTIVELY PROMOTE LEG HEALTH: Our compression socks are different from traditional socks in that they can provide 20-30mmHg more pressure to support your legs. They have different pressure gradients from bottom to top to ensure smooth flow of blood vessels. Using our compression stockings will result in more improved circulation meaning healthier legs and less pain and swelling, can reduce fatigue and soreness, prevent injuries, cramps, swelling, and aid in muscle recovery and varicose veins.GREAT INVESTMENT FOR YOUR FEET/LEGS - Compression socks make a great gift for runners, athletes, gym workouts, hiking, tennis, cyclists, office workers, airplane travelers, or anyone who walks all day! Compression socks when traveling can also promote healthy circulation and blood flow while sitting during long drives or flights."Perfect After-Sale" Guarantee - If you are not satisfied with your purchase for any reason, please contact us for an exchange or a full refund, no questions asked.