The technical construction of the Run Anatomic Comfort socks provide everything a runner would want from a good pair of socks! Grip Band : A band of silicon yarn is added to the socks construction in order to improve the grip between the socks and the shoe insoles to enhance the benefits of the insoles. Anatomical construction (right and left) and will offer medium tension in the knit. The construction of the sock also offers support in the ankle area. Large toe and metatarsal box. Protective zones in the heel and toe area provide extra cushioning Breathability thanks to the thin, open mesh. COMPOSITION 60% Microfibre Polyamid 35% Polyamid 1% Silicone 4% Elastane Designed in France / Made in Europe MAINTENANCE Turn the sock inside out before washing Do not use fabric softener Do not use bleach Wash at 30AdegC maximum TECHNICAL CHARACTERISTICS Ankle support Adapted to the foot (medium tension of the knit) 1 grip strip: anti-slip