High-quality material: This swim cap is made of PU and has a 100D polyester coating for comfortable wear. Waterproof. Durable. Tear-resistant. Skin-friendly. Reduces water resistance. The waterproof PU coating protects hair from chlorinated water. Not 100% waterproof for very thick or long hair. Good elasticity: The swim cap has the advantage of high elasticity of the tear-resistant material and does not deform after repeated use. Stretchable and adjustable for the best fit. Swim cap width approx. 25 cm. Height approx. 20 cm. Circumference: 53 cm. Elastic fit for head sizes from 53 cm to 63 cm. It is recommended to measure your head before ordering. Easy to wear: Soft and lightweight. Comfortable and pleasant to put on and take off. No pulling. Combined with an ergonomic and fashionable design, the shower cap offers you a great time while swimming. Ideal for bathing in the sea or by the pool. Aqua fitness and all water sports. Suitable as a swimming cap and shower cap for adults and children, whether professional swimmers or beginners. Ear and hair protection: Additional space can be hidden inside to protect it from chlorine. Ideal for all hair lengths, whether short or long. High wearing comfort without uncomfortable pressure on the head and ears. The close fit prevents water from getting into the hair and ears. Scope of delivery: 1/2 pieces of unisex swimming caps suitable for women, men, boys, children, girls, swimmers, and athletes.