From Feetures:

Our High Performance no show socks are superior to conventional socks because of their seamless toe, moisture wicking fibers and snug fit. Power bands of Lycra hug your entire foot for maximum support. This snug, supportive fit eliminates movement to prevent blisters.

Product Details

• High density cushioning provides extra protection in high impact areas.
  
• iWICK® fibers wick moisture to keep feet cool and dry, while providing superior durability.
  
• Mesh construction on top of the sock provides ventilation for added breathability.
  
• The Perfect Toe®. (No irritating toe seam.)
  
• No Show Tab height sits below the ankle for maximum versatility.
  
• Made in the USA
• 81% Polyester 17% Nylon 3% Spandex. Machine wash cold. Tumble dry low. No bleach or fabric softeners. For best results, wash socks inside out.