Design Premium fiber that's soft, durable, and smooth against your skin; It shrinks minimally in the wash and will hold up wear after wear Cushioned Footbed offers extreme comfort and extra support for your soles Soft, protective cushion at the heel that prevents chafing and blisters from shoe contact Technology Y-Stitched Heel creates a natural cup around your heel made to fit your feet Honeycomb Support System cradles the arch of your foot, like a firm but comfortable hug around your midfoot Seamless Toe is linked with a special knit stitch that eliminates the annoying bump that runs across the toes of most socks Additional Details Machine wash cold on gentle cycle, Only non-chlorine bleach when needed, Tumble dry low, Do not Iron, Do not dryclean One purchased = one donated