Select Size to see the return policy for the item.COPPER FIBER - Copper is a great conductor of electricity, we extended its natural property to rejuvenate blood circulation through your legs through copper fibers capable reviving blood circulation along with providing a 20-30 mmHg compression. Our products feature a unique copper-infused, moisture-wicking fabric that stays warm in cold temperatures and cooler when the temperature rises. It offers the most perfect settlement scheme for those who sit for long period during travel or at work.COMPRESSION THERAPY - The compression socks are so different from traditional compression socks, because we adopt the highest standard of producing professional sports socks, improving the air circulation and keeping your feet dry and comfortable all the time. Our compression socks enhance blood circulation, ensure faster restore, relieve varicose veins or swelling and protect your feet better.ERGONOMIC DESIGN Our compression socks fit closely from your toe to leg, energize your skin. They are applied integration comfortable breathable and quick-drying fabric, reduce muscle soreness, thus feel the immediate comfort. We thicker ankle fabric area, more compact compressed weave, reduce muscle vibration and fatigue to prevent sprained ankle. Cushioning between your toes which is seamless, widening and thickening. Use it every day, night or both.PHYSICIAN DESIGNED HIGHEST QUALITY KNEE HIGH COMPRESSION SOCKS Our compression socks are recommended by doctors and preferred by trainers. The reinforced/cushioned heel and toe support provide unmatched comfort. We carefully designed and manufactured our compression socks to provide premium support, comfort, and relief without compromising your mobility. Form fitting, lightweight, and breathable fabric features maintain joint stability regardless of activity.GREAT INVESTMENT FOR YOUR FEET/LEGS - The compression socks are great gifts to runners, athletes, fitness workouts, hiking, tennis, cycling, office workers, airplane travelers, or anyone on their feet all dayUse compression socks for travel to promote healthy circulation and blood flow while seated during long drives or flights. About Shipping: All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances.Any questions, please feel free to contact us During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours, wish you a happy shopping Thanks for your cooperation and well make you feel satisfied.