Your little ones feet will be nice and comfortable when skating with the Rollerblade Kids Socks. The comfort comes from a left and right specific sock that provides a better fit and the strategic cushioning will minimize pressure points for comfort and protection. Their feet will also stay dry thanks to the Polypropylene that will wick away perspiration. Right and Left Specific for Better Fit, Strategic Cushioning, Polypropylene to Wick Away Moisture, Model Year: 2018, Product ID: 505042, Model Number: 06A56900 6F2 S, GTIN: 0888341062990