Fits women’s shoe sizes 8-10.5 Women's Performance Compression Sock 3-Pack (20-30mmHg) A strong level of support for workouts and recovery. These pairs don’t just keep your feet cool and dry—they also help relieve soreness with a graduated level of compression. That extra support is great if you enjoy running, cycling, and training for any big goals. Or maybe you’re pregnant and need something to help ease discomfort after being on your feet. They’re good at that, too. Features Seamless Toe Seamless Toe Strategic Zone Cushioning Strategic Zone Cushioning Honeycomb Arch Support Honeycomb Arch Support 20-30 Mmhg Compression Level 20-30 Mmhg Compression Level Stay-Up Technology Stay-Up Technology Airflow Venting Airflow Venting Hex Tec Hex Tec Full Fabric Content Performance Compression Socks (20-30mmhg) : 72% Polyester 13% Cotton 9% Elastane 6% Nylon Performance Compression Socks (20-30mmhg) : 74% Polyester 11% Cotton 9% Elastane 6% Nylon Performance Compression Socks (20-30mmhg) : (1) 71% Polyester 14% Cotton (Supima®) 10% Elastane 5% Nylon ; (2) 71% Polyester 10% Nylon 10% Cotton (Supima®) 9% Elastane Performance Compression Socks (20-30mmhg) : 71% Polyester 10% Nylon 10% Cotton 9% Elastane Performance Compression Socks (20-30mmhg) : 71% Polyester 14% Cotton (Supima®) 10% Elastane 5% Nylon Performance Compression Socks (20-30mmhg) : 72% Polyester 11% Nylon 9% Elastane Performance Compression Socks (20-30mmhg) : 72% Polyester 11% Nylon 9% Elastane 8% Cotton (Supima®)