1. A good streamlined contour reduces frictional resistance, allows swimmers to produce faster speeds, create better results, and has excellent hydraulic performance. Therefore, it is a swimming cap that all swimmers want to wear. 2. Our swimming caps are very delicate and smooth, with a durable and elastic surface that provides a comfortable feeling. Non-slip design, easy to pick and place. Professional quality materials are suitable for every swimming enthusiast. 3. This swimming cap is made of 100% highquality silicone. Anticracking and antiaging, it has the advantage of high elasticity of antitear material, will not deform after repeated use, and can be easily stretched to achieve the best fit. 4. Diving Cap is skinfriendly, comfortable and super soft, odorless, nontoxic and nonallergenic, ensuring safety and protecting your hair and ears from bacteria, chlorides and other substances in the water. 5. This silicone swim cap provides additional comfort for short, long, or curly hair. When swimming in the pool, you can keep your hair dry and safe, without tangles! Simple and elegant design, suitable for all ages and genders.