15-20mmhg X-large Ankle 11 1/2 - 13 Calf 13 3/8 -19 5/8 Jobst Activewear Is Effective Leg Therapy In An Energizing Athletic Sock Ideal For Various Activities From Walking To Playing Sports For Both Men Or Women A Comfortable Medical Compression Sock Available In Sizes Small Medium Large Or X-large To Fit Todays Active Lifestyle The Ideal Combination Of Therapeutic Efficacy And Dri-release Yarn For Superior Moisture Management Fits An Active Lifestyle And Encourages Improved Compliance Seamless Toe And 380 Degree Cushioned Foot For Increased Wearing Comfort All-day Comfort Knee Band That Keeps Socks Up Without Binding Or Pinching Reinforced Heel Resists Abrasion And Provides Greater Durability Latex Free