SockGuy's new SGX socks are designed with the elite athlete in mind and feature our exclusive Elite Performance Formula. The new SGX sock line provides a compression fit, performance ribbing, enhanced ventilation and a reduced friction profile. These socks feel great, look great, and with SockGuy's signature Stretch-to-Fit sizing and reinforced toe & heel, SGX socks perform like no other. Guaranteed to be the most comfortable performance socks you'll ever wear.