The altura coolmax sport socks are a pair of lightweight summer socks that feature a highly breathable stretch coolmax fabric the coolmax fabric will provide you with great moisture control and theyrsquoll keep your feet cool on hot days preventing any discomfort caused by perspiration the socks have an extra stretch instep and ankle sections to ensure a great fit every time these cycling socks also have a seamless no wrinkle construction with a double heel section for added comfort for lo