Thigh High (closed Toe) 15-20 Mmhg Classic Black Medium Ankle Circumference 8 3/8 - 9 7/8 Calf Circumference 11 7/8 - 16 1/2 Thigh Circumference 18 1/8 - 27 1/2 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