Worry-Free Warranty:No matter what the problem is! If you are not 100% satisfied with this glow in the dark planet stickers, we will solve the problem for you within 24 hours. Super Bright and lasting Glowing: Galaxy glow in the dark stars can help you create more realistic stargazing atmosphere. You just need to put it under lamplight flashlight or sunshine for 20minutes, it will keep glowing for 8-15 hours. It glow brighter and longer than typical glow in the dark ceiling stickers,the brightness depends on the light it absorbs. Perfect Gift for Glirs or Boys: Many children have trouble in falling asleep in the dark. The space wall stickers create a starry atmosphere in your child's bedroom and help them relieve the afraid on darkness so that they can fall asleep quickly. Glow in the dark wall decals are perfect gift for our children. Easy to stick and remove: The glow in the dark stars are made of high quality vinyl and luminous materials, which are nice and thick, nontoxic, eco-friendly and waterproof. Cleaning the surface where you want to stick the glowing stickers, they are sticky with its back adhesive and will not fall off, but remember that they are not suitable for uneven surfaces. In the same time, it is easy to be removed and repositioned without hurting the wall. Glow in the moon and stars decoration: you will get 603pcs glow in the dark stickers, The package includes large and realistic moon, different stars, twinkle dots, meteor, planets, rockets, spaceships. Children's curiosity and imagination about the universe and starry sky will be satisfied with the help of luminous star wall stickers. The various styles of stars can be combined arbitrarily to create your own starry sky.