[product name]: silicone swimming cap [applicable]: adults, children [Size]: small size 220x190x185mm medium size 230x200x185mm large size 245x200x210mm [Color]: black, red, blue, dark blue, mint, pink, white, yellow, azure blue (because each display screen is different, the color of the product you see will be different, the specific color is subject to the actual product) [Weight]: Small size about 46g, medium size about 55g, large size about 60g [Material]: Silicone [Advantages]: Silicone swimming cap, large elasticity, more comfortable to wear; multi-color optional, suitable for different groups of people; head protection, comfortable and waterproof; anti-slip texture design inside, not easy to fall off; Durable and WaterproofThe swimming cap is made of high-quality silicone material, which is very stable and durable, softer and easier to fit the head, reducing swimming resistance. The silicone cap has good water resistance and stability in water, which can form a good seal to prevent moisture from penetrating and keep your hair dry. (Note: Please keep the bottle cap away from sharp objects. If your nails are too long, please use your fingertips to open the bottle cap.) Efficient Ear ProtectionPopular ear pocket design, which can be fixed on the ear and has a good seal. It prevents most of the water from entering your ears, helps minimize ear pressure, keeps water out and protects your ears from bacteria and microbes in the water. Friendly to allergic ears. [Comfortable Design] The swimming cap is easy to put on and take off, fits well without pulling your hair, very comfortable. Its huge elastic holds long and thick hair, stays firm and adjusts nicely on your head without slipping. Suitable for Various Water ActivitiesOur swimming cap design allows you to swim faster with less resistance. Whether you're a competitive swimmer or a fitness swimmer, our swim caps are ideal for swimmers. Protects your hair from humidity and chlorine damage.