Set of 4: This pool toy set includes 4 submersible fish rings in 4 different colors: orange, red, blue, and green, with bright colors and beautiful patterns that children love. Safe Material: The children's pool toy is made of durable and non-toxic plastic. This material is environmentally friendly, non-toxic, odorless, and harmless to children. Child-Friendly: The diving pool toy has a smooth surface with no sharp parts, fits well in the hand, and will not scratch or harm children. Bright colors, durable, not easy to damage, and vivid shape. Best Summer Pool Toy: Bring these toys with you when you go swimming. With the pool toy, your child can play and swim around the pool to find the torpedoes. Your child will have a lot of fun and enjoy swimming. Easy to Use: Throw the diving rings into the pool, let them sink to the bottom, and then catch them by diving and swimming. It's not only a great way to improve your child's swimming and diving skills, but it's also fun to catch these toys in the pool with friends and family.~~NANA1115