MairGwall Simple Geometric City Skyline Silhouette - Home Wall Decal Window Vinyl Art Stickers (Medium,White) We use high quality, interior grade matte vinyl which has a matte finish, it gives the appearance of being hand painted on the wall! Suitable for any smooth and flat surface,including interior & exterior walls, mirrors. Not suitable for the painted surfaces with Teflon, stain guard or VOC paints that have been used. Come with pre-covered transfer tape, press on and peal off easily. Please note that these vinyl wall decals are removable but not reusable. Apply Suggestions: Take a credit card, rub the whole image before you even start peeling.(Follow the apply instructions come with each order.) All of our products design belongs to MairGwall, and our items are Only sold exclusively by Amazon shop "GECKOO". Before purchasing, click More Seller on the right side of the listing by choosing our shop, or you may purchase the counterfeit decals.