SizeThe unicorn swimming ring has an outer diameter of 63cm before inflating, an inner diameter of 21cm, after inflating an outer diameter of 58cm, and an inner diameter of 26cm. It is suitable for children aged 5-9 and weighs 40-70 catties. .MaterialThis unicorn swimming ring is made of PVC material. It is very soft, comfortable and durable. .Sequin DesignThe swimming ring is designed in the shape of a unicorn head, which is very cute. Sequins are added to the inside of the swimming ring to make the swimming ring more unique. .Easy To Inflate & DeflateImproved valve that enables easily to inflate by pump or hairdryer, and valve fully opens to deflate in seconds. .Multiple UseIt is suitable for summer beaches, swimming pools, water parks, rafting, outdoor activities, etc. Using it you can enjoy the happiness of summer. It can also be given to relatives and friends as a first-choice gift. .