TYR Wrinkle Free Swim Cap Engineered to provide protection from damaging chlorine and increase speed, the Silicone Wrinkle Free Swim Cap is more than just a fashion statement. Designed with a precision wrinkle-free fit for reduced drag and tear resistance, our Swim Caps are made to slide on easily and stay on. Perfect for adults and children, the LCS Swim Cap is available in an array of colors and features durable, long lasting color, for performance in the water. TYR Construction: 100% Silicone