WOTOW Pool Toy Dive Rings, Underwater Swimming Toy for Kids Summer Pool Water Game 4 Piece Plastic Diving Rings Dive Training Gift for Boy Girl Students Recreation Play Assorted Colors (Multi-Color) Special Design, Great for Diving Training --- Special design of gravity Principle, the diving rings set is weighted, which can sink and stand upright on pool bottom. It can promote underwater skills and confidence, help kids to learn the diving. Colorful and Funny Game --- This set of diving rings include 4 different colors, which are Orange, blue, yellow and green. It is very brightly and very easy to find. Children will like throwing and chasing them at the swimming pool. It is also perfect fun game between parents and kids. Sturdy Plastic Material, Durable and Safe --- The dive rings set are made of durable nontoxic plastic material. It is very sturdy, unbreakable and noncorrosive and wont hurt your kids when playing. Comfortable and Suitable Size --- All of these diving rings are 5.7" in diameter, very comfortable for controlling and carrying when swimming. Perfect Gift, Increase Water Fun --- The diving rings increase fun and joy in swimming pool with your kids. For adults and parents, it is also a perfect summer gift to children, grandchildren, kids, boys, girls, and swimming learners.