Loved our lights? Well now it's in the form of a cute keychain! Add Pearl Boba Tea as a cute accessory to your keys or bag. It's functional too! Just rub the bottom of the keychain with your finger to see it light-up for few seconds. The Basics: Size approx. 1 x 2 x 1.5" Lights up thru heat sensory Features color changing LED Care + Content: Warning: Choking hazard, small parts, not for children under 3 years. Recommended for ages 14+