Performance running socks might look the same side by side, but assuredly, they are not created equal. Feetures! goes to great lengths to add fine comfort details to the High Performance Light Cushion No Show Tab Sock. Flat knit material feels smooth against your skin, Lycra bands keep this sock close to your foot, and a pair of ventilation panels make this one of the most breathable socks you'll ever run across. And the best part' The no show cut means no funky tan lines after a summer full of running.