wool Made in the USA or Imported US MERINO WOOL - Merino wool is soft, itch-free, naturally odor-resistant, cool in the summer and warm in winter; Farm To Feet source merino wool (44%) exclusively from sheep raised by American farmers on American farms TARGETED LIGHT CUSHION - High-density cushion targeting critical performance areas throughout the sock, full-density cushioning in traditional problem areas 3/4 CREW - A slightly shortened crew that fits just below the calf but above a hiking boot, durable enough to take on major miles SEAMLESS TOE CLOSURE - Advanced knitting techniques create a totally flat connection in the toe box, reducing bulk and eliminating blister-generating friction DURABILITY ASSURED - Reinforced construction and low-stress seam placement reduce wear and tear, increasing the life of the sock