Fit & Design: Extra-Long Staple Cotton: A 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: Extreme comfort and extra support for your soles A Honeycomb Support System cradles the arch of your foot, like a firm but comfortable hug around your midfoot Stay-Up Technology: The perfect balancing act between tight enough to never-ever slip down during everyday wear, while free enough to never feel tight or leave any kind of imprint Y-Stitched Heel: The Y-Stitched Heel creates a natural cup around your heel made to fit your feet Seamless Toe: They took the extra time to link the final seam on every pair of socks, creating a fully-smooth sock with no annoying bump. Additional Details: Machine wash cold on gentle cycle, do not bleach, tumble dry low, do not dry clean or iron One Purchased = One Donated(TM)