SODIAL(TM) 3X LED Colorful Changing Flashing Dolphin Light Lamp --- Lights up Automatically When Putting in Water --- Great Bath Toy for Baby Kid The material of this item is harmless. So it's a great bath toy for your child. A great gift for baby and also a necessary daily thing to have. Auto color changing, flashing beautifully Lights up automatically when putting in water. You can also light it up by touching the base.