Contemporary Relaxed Design That Delivers Gradient Compression Therapy Yet Can Be Worn All Day Reinforced Heel Resists Shoe Abrasion And Strong Yarns Resist Wear And Tear All-day Comfort Knee Band Keeps Socks Up Without Binding Or Pinching Anti-microbial/anti-fungal Finish Promotes Healthy Foot Care And Prevents Odors Latex Free Ankle Circumference: 8 3/8 - 9 7/8 Calf Circumference: 12 - 17