Seamless Toe - Hand stitched closure eliminates the annoyance of a bulky toe box with Invisible toe seam means no more toe bunching & pain from a rough or uneven seam State of the arch support - High impact padding that aligns with the natural shape of your foot and No Slip Cuff and Anti-slip yarn keeps the sock secure on your foot Glacier Mesh - Cooling ventilation system accelerates the sweat wicking process Left/Right specific - Knit specifically for each foot and 5-Ply foot bed ensures durability throughout countless wears with a pillow soft feel Lifetime Guarantee - If these are not the most comfortable socks you have ever worn, we'll refund you!