Eco-Friendly Silicone Material: Crafted from eco-friendly, non-toxic silicone, ensuring safety and durability for prolonged use. Solid Color Option: Available in solid colors, this cap allows for personalized style while maintaining professionalism. Suitable for Adults: Designed to fit both men and women, making it a versatile choice for adult swimmers. Lightweight: At just 55g, this swim cap offers comfort without compromising on performance. Waterproof Design: Fully waterproof construction prevents water from entering, ideal for diving and swimming.