Feetures! Elite Ultra Light Cushion Quarter Socks 100% Other Fibers Made in US Patented Sock-Lock Technology to provide targeted compression where it's needed most. Anatomical design enhances fit, delivering maximum comfort and protection by eliminating blisters. Ultra thin construction takes up minimal room inside the shoe iWick fibers wick moisture to keep feet cool and dry. The Perfect Toe (No irritating toe seam). Cotton/Nylon