Alrens(TM)Silver 48pcs Bling-bling Stars Wall Decor 3D Acrylic Mirror Effect Wall Stickers DIY Mural Decal Bedroom Nursery Room Ceiling Home Decoration Removable Material: Acrylic. Not Plastic . Acrylic's cost is 3 times higher than plastic. Size:3Pcs--15CM , 8Pcs--8.5CM , 37Pcs--5CM . There is a protect film on the surface. Please tear it off after pasting mirror sticker on the wall. It looks very shiny! Easy to stick.Easily removable without damaging your wall.No harm to the environment and health. Perfect home docor and good gift !