Hand Wash Only-over 25 styles to choose from The ears of the hat will flop up and down when you squeeze the bottom of the dual hanging "hand/paw". Each hat has a unique "paw" which is where you would squeeze-to-flop the ears Note: Remember to remove the pull tab from the switch inside the "hand/paw" to activate the led light feature. There are 3 light up modes, fast flash, slow flash and steady. Made of high-quality plush material very comfortable to your skin. The kids love these cute little hats and to make them even better...they light up! What more can you ask for in a cool hat?