Thorlos Unisex TMM Tennis Thick Padded Micro-Mini Low Cut Sock S/L: 82% Thor-LON Acrylic, 17% Nylon, 1% Spandex; M: 76% Thor-LON Acrylic, 23% Nylon, 1% Spandex Made in USA or Imported Turn Inside Out-Machine Wash-Use Liquid Fabric Softner Padding Level: Maximum Cushion Key Benefit: Maximum Protection = Maximum Comfort Toe padd color and fabric composition may vary by size Proudly MADE in the USA | North Carolina Cuff top is a classic look that collects perspiration and prevents "pressure lines" on your lower leg/ankle Thorlos clinically-tested thick padding under the ball and heel provides maximum protection from friction, the primary cause of blisters, and impact protection where needed most Constructed with THORLON fibers for superior softness, resilience, durability, and moisture-wicking for drier, better feeling feet Padding extends over the toes for more protection against fast stops and lateral movement Flat knit instep and cushioning in arch for better fit, more support and less pressure on the feet for a more comfort Low profile toe seam won't rub or irritate your foot