Archives October 10, 2012 by DeirDre Luxurious Wall Finish Shimmery Plaster Gives Powder Room an Organic Modern Feel Luxurious Wall Finish. Dress up your powder room with a specialty metallic plaster. This is a three layer application of Faux Effects Lusterstone is sure to dazzle. I love this plaster! You will too. It makes any design style yummier.