This luminous wall sticker is easy to use and remove. First of all, you need to clean the walls before putting them on. The luminous star moon butterfly is then held firmly in place and of premium quality so that it will not fall . Turn the for 5 minutes before turning them off, as the stickers need to absorb light before they glow. If the light gets dim, just turn on the lights and let the star absorb enough light and it will glow again in the dark! Easy to stick or remove. Features -Color:Light Green -Material:PVC -Size:3.00X3.00X0.10cm/1.18X1.18X0.04in; 2.00X2.00X0.10cm/0.79X0.79X0.04in; 8.00X8.00X0.10cm/3.14X3.14X0.04in - Bright glow: The light illuminates your baby's bedroom so that the child won't be afraid to sleep at night. - Lasts longer: The up your night. It can provide you with longer lighting, which is perfect for children's room decoration. - Provides you with suitable size to fill your entire fairytale children's room, is a great piece of children's room decoration. - Sticky wall stickers are easy to use, save you time and allow you to finish decorating faster. - This bright space decoration set makes a special a boy or girl because it is very practical. Package list: 1 x 8cm wall sticker 3cm wall sticker 2cm wall sticker