With a spring inside, When the car is moving, they will shake their heads, really lovely
The bobble head dog has an adhesive sticker for it to stick to your desk, car dashboard, or anywhere;Lucky animal shape with shaking head function make it much eye-catching and cute
It does not need batteries, the slightest vibration or touch will move the dogs bobble head around
Material: metal; Made by high quality material ,non-toxic, environmental protection
This is a great gift for your friends, a decoration on your desk, in your car or anywhere you want.