Adult Universal Pure Silicone Ear Protection Swimming Caps Features: Best Material for Swim Cap - Fit for adultsMade from the latest advanced silicone, it is super NON-SLIP and WATER-TIGHT. Compared with latex, it is not only nontoxic , but also friendly to the skin. And you barely feel you are wearing this lightweight swim cap while swimming. 3D Ergonomic Design - Fit for adults Take 3D stereo design based on the American head type. This design can be TIGHTLY WRAPPED in your head BUT NO PRESSURE, GREAT ROOM FOR EXPANSION and MORE COMFORTABLE TO WEAR, also LESS SWIMMING RESISTANCE than traditional design. Large Ear Protection Pocket - Fit for adultsCreat-optimum fit. Fully hold your ears, to prevent overpressure and protect them from chlorid, sand and-bacteria in the water. Cover ears on-and-off freely. GOOD ELASTICITY & NO DeformationFeaturing great elasticity can be stretched easily and not deform after stretching. Fit for adult men or women, and you dont need to worry about long hair or short hair. Thicker Curved EdgeBetter fit and more effective keeps your hair dry preventing water to get into. Attention Silica gel is stuffy in the packaging for a long time, and it will have some smell when added with silica gel. You can put it in a ventilated place to dissipate the smell when you receive the goods. Package : 1 x Swimming Cap