Windows & Doors By Brownell offers shades exclusively designed for Marvin products. They are fully integrated into the window or door matching any current Marvin interior finish, appearing as a seamless part of the window or door. Functionally graceful, there are no cords or pulleys. The fit is precise and neat with virtually no light bleed. There is no need for after-market retailers when you choose Shades from Marvin, it’s a one-stop-shop.