Fajiabao Squeaky Squeaker Quack Sound Ball Toys Soft Football Play Set for Toddlers Babies Kids Infants Birthday Christmas Gifts Pack of 6 Made of safe and soft plastic,Non-PVC. Eco-friendly packaging. Help learning how to play catch, also good for the swimming pool or tub. Different Color balls for fun. Visually stimulating play. Each ball is 3.1"in diameter.