Alrens_DIY(TM) 11pcs Love Letter Hearts DIY Patterns TV Background Decor Mirror Surface Crystal Wall Stickers Acrylic 3D Home Decal Living Room Murals Wall Paper adesivo de parede (Black) Material: Acrylic . Not plastic. Please only order from Alrens_DIY(TM). Acrylic's cost is 3 times higher than plastic. There are 7 hearts, 1 large size 12 X10 cm , 3 middle sizes 9.5 X 8 cm,3 small sizes 6.5 X 5.5 cm; for "LOVE" ,single letter about 13 X 14 cm , please check our size information picture There is a protective film on the surface. Please tear it off after pasting mirror sticker on the wall. It looks very shiny! Perfect home decoration, TV wall decoration,etc. No harm to the environment and health. Easy to paste the decal without any messy paint and brushes.Easily removable without damaging your wall.