Please note that your order may be delivered in a new package. This swim cap is suitable for both children and adults. Head circumference size: 50-59 cm The cap will be taken out of its original packaging and folded to a more manageable size for shipping. If you are in a hurry, we can ship via Mercari delivery for an additional 110 yen, so please let us know before purchasing! For those purchasing two, the price is 580 yen. Please proceed from the "Request" button. We will drop off your purchase at the nearest post office within 24 hours of your purchase. Please note that we may use recycled paper for wrapping. These are leftover items from an event, so we are offering them for sale. Available colors: Black swim cap White swim cap Navy swim cap Blue swim cap Pink swim cap Light blue swim cap