The Advanced Ski One are technical socks, made of a mix with Merino wool. The natural effect of Merino wool ensures good heat regulation and moisture absorption. The socks have elastic bands for comfort and stability. Thickened Polypropylene provides this sock maximum protection of pressure points and of the sole of the foot. The back of the socks are reinforced with extra protection and comfort. For an optimal fit, these socks are specially shaped for the left and right side. The socks feel soft on the skin and keep the feet dry, warm and comfortable.