Features: Material,the caps is not waterproof but great for reducing resistance, protecting your hair, preventing hair falling into the pool, preventing hair scatteredwhen swimming . One size fit all,the swim caps has a great stretch to create an optional fit for your head, very easy take on and take off. Lightweight and durable, convenient and perfect for different water sports at the beach or swimming pool even indoor hydrotherapy. With super inclusive-for long hair, wear comfortable. Wonderful gift,waterproof swimming hats for women sweet warm gift for wife,girlfriend,mother friend. Specifications: Color:White,Black Size:Free Size Head-Circumference:55-60cm(21.65-23.62inch) Package Includes: 1 Piece Lace Swimming Cap note: Please allow 1-2cm errors due to manual measurement. Due to the difference betweeen different monitors,the picture may not reflect the actual color of the item.