Description 30X18CM Honana Fluorescent Glow Naughty Cat Play With Butterfly Wall Sticker Home Bedroom Decor This Photoluminescent Pigment is environmentally friendly Great decoration for bedrooms nursery rooms kids room etc Specifications Brand HonanaType Fluorescent Sticker Style Naughty CatMaterial PlasticColor Light GreenSize Received 30cm x 18cm As the picture showed How it works It adsorbs light and glows in the dark So you must put it in the sun to absorb much light Or you can also turn on the lights tolet it absorb enough lamplight When youturn off the light andgo to bed it will glow in the dark Package Included 1 x 30X18CM Honana Fluorescent Glow Naughty Cat Play With Butterfly Wall Sticker