Unna Flex® Unna Boot, 3 Inch x 10 Yard, 1 Each Generic Adhesive Tapes 5 11 * 8 15 mmHg Select Ear:Left Ear 5 11 * 8 15 mmHg * With over 50 years experience in compression therapy Jobst is the market leader * Jobst makes your legs look as good as they feel Large * Has a fully adjustable internal buttress which ensures correct positioning and control of patella movement * Allows vertical tracking of the patella during vertical flexion extension * Assists in the treatment of patella problems including instability pain and subluxation (looseness) Contraindicated for the management of arterial and mixed venous arterial leg ulcers 3 inches x 10 yards