WASHING INSTRUCTIONS: Machine wash warm. Tumble dry low. Do not iron. Do not bleach. Do not dry clean. RECOMMENDED CONDITIONS: Mild to moderate spider veins, Slight to severe varicose veins, Mild to moderate edema, Tired, achy, heavy legs,. FEATURES: Constructed of high quality spandex to provide accurate, consistent, long-lasting compression in a classic dress sock. Clima-Fresh technology provides a fresh environment and comfortable fit for all day wear. DESIGN: Patented Clima-comfort technology offers all day wearing comfort while providing 15-20 mmHg compression. Distinct left and right foot designs for improved fit and unparalleled softness with Lanolin. mediven for men select delivers both casual fashion and function, while providing accurate medical compression in a stylish dress sock that can be worn all day. The perfect ribbed design for both work and play with an extra-wide cuff for added comfort.