TYR Silicone Swim Cap is made of 100% high-quality silicone material, which has strong water resistance and high elasticity to fit the head better, preventing chlorine from damaging the hair and improving speed. Our swimming caps are exquisitely designed, do not strangle their necks, are not easy to pinch hair, and can reduce resistance. LCMS swimming cap is an ideal choice for adults and children. There are many colors to choose from, and it is durable, non-fading, and can be used in water for a long time.