This swimming cap is made of 100% pure silica gel, excellent elasticity. It is comfortable to wear and perfect for men and women. Features: Made of 100% pure silica gel. Grainy design, comfortable to wear. Elastic, durable, light weight. Suitable for both men and women. Specifications: Color: Black, Blue, Pink, Grey (optional) Material: Silica gel Hat size: Approx. 22 * 19cm / 8.7 * 7.5in Hat weight: Approx. 46g / 1.6oz Package size: Approx. 20 * 12.5 * 0.4cm / 7.9 * 4.9 * 0.2in Package weight: Approx. 62g / 2.2oz Note: The hat size is measured in flat-laid position, please allow 1-2cm (0.4-0.8") differences due to manual measurement. Package List: 1 * Swimming Cap