Men’s Dress Socks 20-30 mmHg Firm Support, Class I MODEL: H35 Recommended for those who sit or stand for long periods of time, these compression socks are designed to prevent venous disorders of the leg by providing firm graduated compression to help increase circulation. Relieves leg fatigue and heaviness, ankle and foot swelling, mild spider veins and varicose veins. Ideal for wear during air travel, which is associated with „Economy Class Syndrome“, a medical condition associated with inactivity during flight (also known as deep-vein thrombosis). Attractive ribbed dress styling. Non- constricting top band and comfort balloon toe. Nylon/Spandex. 20-30 mm Hg Firm Support, Graduated Compression Attractive ribbed dress style Turned welt, non-binding top band Comfortable balloon toe and heel pocket Nylon/Spandex with soft Microfiber construction Colors: Black, Navy, Brown, White, Tan Size Black Navy Brown White Tan Men’s Shoe Ankle Calf Small H3561 H3541 H3571 H3511 H3501 7 or smaller 6 1/4 – 7 1/4″ 11 – 13 1/2″ Medium H3562 H3542 H3572 H3512 H3502 7 1/2 – 10 7 1/2 – 9″ 13 – 15 1/2″ Large H3563 H3543 H3573 H3513 H3503 10 1/2 – 12 9 1/4 – 10 3/4″ 15 – 17 1/2″ X-Large H3564 H3544 H3574 H3514 H3504 12 1/2 or larger 11 – 12 1/2″ 17 – 19 1/2″