Four different colors are featured in this set of SunSplash Dive Rings. Made of durable plastic, the rings allow for hours of entertainment -- crawling and diving through or tons of other creative uses including the improvement of swim skills -- in the pool or out. The bright colors also make the rings visible in the water. Recommended for kids aged 5 years or older. Made of durable plastic. Recommended for age 5 and older. Brightly colored for visibility in the water. Provides hours of entertainment for kids of all ages. Helps improve kids" swimming skills.