Jobst Relief 20 30 Knee Hi Black Large Full Calf C T Wheelchairs Lightweight K3 4 See also Maximal oxygen uptake MSHQ 114643 See also Maximal oxygen uptake (VO2max) and Manual target zone * Average and maximum heart rate of training * Heart rate : bpm % * Heart rate is the measurement of the work your heart does Waist High (Closed Toe) * 15 20 mmHg * Silky Beige * Medium * Ankle Circumference 8 3 8 9 7 8 * Thigh Circumference 18 1 8 27 1 2 * Hip Circumference 30 50 * Stylish leg therapy that is easy to don for soft and comfortable year round wear * Made with a combination of silicone blend finish multifiber yarn and 3D knit structure * Cool and breathable which makes it comfortable to wear any time of the year * Guaranteed compression 15 20 mmHg 20 30 mmHg 40 mmHg for optimum medical efficacy using multifiber yarns for the softest feel * The reciiprocated and reinforced heel allows for greater durability and lasting comfort * Jobst© Opaque© conceals blemishes varicose veins and scars * Thigh high Waist high and Knee high styles * Now available in luxuriously smooth non ribbed style * Latex free Knee High ( Open Toe) * Black * 20 30 mmHg * Large Full Calf * Ankle Circ 10 11 7 8 * Calf Circ