Features: The underwater swimming toys are portable for you to take along when you go to swimming lessons or swimming pools, foldable, will not take up too much space in your bags, handy to use. Diving Swim Rings are great for adding diving fun on hot summer days, great for diving and swimming lessons and underwater training, and great for kids, teens, and adults. Specifications: Material: plastic Color: Orange, green, yellow Diameter:27.5 inch Package Includes: 3*Swim Thru Ring 3*Floating Ball Note: 1. Please use them carefully and play them under adults' supervision. 2. Due to the difference in light and screen, the color of the product may be slightly different from the picture. 3. Due to manual measurement, please allow an error of 1-2cm.