Faux Gem Cat Ear Headband, $4.90, forever21.com Likewise, if you want to take the sparkly look of the last headband and amp it up to tiara-levels of bling, Forever 21's got you covered. Lace Cat ...

This black cat is easier to create than you might think. After filling in your brows, ... FlashingBlinkyLights Light Up Soft White Furry Kitty Cat Ears Headband . $18 at Amazon.

Cat ears are mostly triangular, but have a bit of width near the bottom. Cut out one ear, and then use it as a stencil, so that your second ear matches. Black Felt , $4, Amazon ...

The ears know how to do this thanks to their ability to read your brain waves. There are sensors on the headband that rest on your forehead, as well as a clip for your left ear.

Japanese company Neurowear is making a new version of its Necomimi headband, a wearable that reads your brain waves to… move robotic cat ears.You can think of them as a mood ring for nerds and ...