1、Made of high quality silicone material, durable, wear resistant and harmless. 2、Keep water flowing effortlessly over your head as you swim, increasing speed and reducing drag. 3、High elasticity, thickening and weighting design, thick hand feeling and strong wrapping force. 4、One-size-fits-all. Designed to be flexible and adaptable to all head sizes without tearing. 5、Can fit for long hair people. Waterproof, preserve your ears when swimming. This swimming cap is made of high quality material. Keep water flowing effortlessly over your head as you swim, increasing speed and reducing drag. A great choice for swimming lovers. Features: 1. Made of high quality silicone material, durable, wear resistant and harmless. 2. Keep water flowing effortlessly over your head as you swim, increasing speed and reducing drag. 3. High elasticity, thickening and weighting design, thick hand feeling and strong wrapping force. 4. One-size-fits-all. Designed to be flexible and adaptable to all head sizes without tearing. 5. Can fit for long hair people. Waterproof, preserve your ears when swimming. Specification: Condition: 100% Brand New Item Type: Swimming Cap Material: Silicone Optional Color: White, Red, Black, Blue Size: Approx. 22 * 19.5 * 20cm / 8.7 * 7.7 * 7.9inch Weight: Approx. 83g / 2.9oz Package List: 1 * Swimming Cap Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.