1. WIDE CALF DESIGN - Extra large wide calf size, premium elasticity fabric built for durability. Special design for women and men with extra large or plus size. More comfortable than normal size compression socks, these big and tall calf compression socks provide strong leg support and long lasting graduated compression, as well as ultra comfortable wear with lightweight and breathable materials.2. MORE SIZE CHOICES - Plus sizes available (S-7XL) for ankle up to 14 inches, calf circumference from 16 to 24 inches. Please refer to the size chart to choose the appropriate size (generally, we recommend selecting the larger size if you are between two sizes). These knee-high compression socks offer snug, supportive fit without being too tight and help enhance blood circulation effectively.3. QUALITY & COMFORT - Made from durable nylon fabric for comfort and long-term use. Stretchy yet strong fibers make the socks easy to put on and take off. They fit securely from toe to knee and feature a comfortable wide top band that prevents rolling and provides 360-degree stretch for greater flexibility and durability. Breathable fabric helps maintain optimal temperature and wicks moisture away from the skin to keep you feeling fresh and comfortable.4. COMPRESSION THERAPY INNOVATION - These compression socks provide 20-30 mmHg graduated compression, designed with varying pressure gradients from bottom to top to assist in promoting healthy blood flow from the lower legs upward. Improved circulation may help reduce leg pain and swelling. Graduated compression stockings help support the legs, reduce fatigue and soreness, prevent cramping and swelling, and aid in muscle recovery and relief from varicose veins.5. HIGH PERFORMANCE + EVERYDAY WEAR - Compression socks are proven to enhance performance, support faster recovery, and provide relief from discomfort and inflammation. They offer optimal muscle support and are ideal for individuals who spend long hours on their feet, as well as those active in sports and fitness. Great choice for runners, athletes, fitness enthusiasts, office workers, nurses, doctors, parents, and grandparents.