Keep your child's food and beverages cool with these 2-Piece Refreezable Ice Packs from Cat & Jack™. Made of plastic, these fun-shaped ice packs are BPA-free and can be refrozen as needed. They feature a sealed cap that helps prevent spillage, making them ideal for storing in lunch boxes or backpacks.Cat & Jack™: Designed for all children so you can trust it's made for yours.