【Product Specifications】 Package Contents: Set of 2 arm rings. The air chambers have a two-layer structure (upper and lower), allowing them to be securely worn on both arms, providing a sense of security for children who are new to water play. Ideal for practicing swimming for the first time and reducing fear of water. 【Suitable for a Wide Range of Ages and Body Types】 Suitable for ages 3 and up, and weights from 15 to 100 kg. Designed to be adjustable according to the thickness of the arms, allowing use by children to adults. It is recommended to inflate to about 80% when using, and please use under adult supervision for the first time. Arm Rings Set of 2 (15-100kg) for Children to Adults, Pink