Size: about 13 * 3.5 * 2.5cm Material: Plastic Ability development: intelligence development, hands-on practice, interest training, parent-child communication, emotion, listening, interactive toys, grasping, sensory, hand-eye coordination, other ability training, vision Quantity: 4 pcs/set Package List 4 pcs/set Diving Toys Due to the different monitor and light effect,the actual color maybe a slight different from the picture color. Please allow 1-2cm differs due to manual measurement. 1Made of non-toxic plastic material, environment-friendly and healthy, it& 39;s totally safety for kids to use. 2 Perfect size with dive toy length, your kids can grab it easily. 3 Simply throw the dive toys into the pool, wait for them to sink to the bottom and then go in after them, fun away to improve swimming skills. 4 The diving toy set increase fun and joy in swimming pool with your kids. 5 Great for your kids swim training practice.