LifeSpan Anti-Embolism Latex-Free Stockings, Thigh-Length, Large Regular. Upper thigh circumference: Less than 25″ (63.5cm). Calf circumference: Greater than 15″ (38.1cm). Length: 29″ to 33″ (73.7cm-83.3cm). Color code at top is neutral and toe is blue. Stockings features a no-bind, stay-up top, a formed heel pocket for comfort and placement reference. Features an alignment indicator to assure proper positioning and an inspection port on top of the foot. Packaging: 12 Pairs/Case.