Unique Design -Combine with 3D illusion effect with water bottle, makes your kid standing out from fellows. Cool 3D effect lights up with every sip you take. Choose from many fun themes: dinosaur, cars, cool shark , unicorns, and more. 7 color glowing light setting and color flashing mode make it a unique kids water bottle. 3D Illusion Light - kids need a bottle that can keep up, Introducing this glow water bottle, the 3D image laser engraving in the body part and the LED light base gives off the light make it a cool kids accessory. It's a small-and-mighty kids bottle over-engineered for your little wild ones. (30 minutes auto shut off timer helps fresh AAA alkaline batteries ( not included) last up to 40 hours.) Durable-Safe-Functional - The bottle part is made from Eastman Tritan material, which make it a durable hydration bottle. It's also BPA-free which make them the perfect on-the-go companion for your young child, tweens. Under the lid, the spring-loaded push botton