Jobst For Men 15 20 Knee Hi Black Large (pair) Geriatric Chairs Clients can take comfort that Select Ear:Left Ear Clients can take comfort that in the event of a power failure a 9V battery back up is there to position the bed springs and bed height for safe transfer This information is included for your convenience and is not intended nor should it be considered billing advice Knee High (Closed Toe) * Classic Black * 15 20 mmHg * Large * Ankle Circumference 9 1 2 10 1 2 * Calf Circumference 14 18 1 2 * * Attractive ribbed design with 3 D knit structure * Easy to wear with a comfortable band that keeps socks up without binding * Flat toes seams and a roomy toe section * Reinforced heels for a longer lasting durable product * Anti bacterial additive reduces unpleasant sock odor * Special Moisture Transport System with soft micro and multi fiber yarns in the sole keeps feet dryer * Latex Free * Color: classic black