Dr. Christine Sheppard, the director of the glass collisions program of the American Bird Conservancy, says that window decals can work well as long as you follow these steps.

You don't have to stick with drab curtains to cover your sliding glass doors. Try these chic window coverings for a little extra style in addition to privacy.

1. To be effective the decals (or whatever) must be on the outside of the glass. 2. Bird-of-prey silhouettes don’t work. Birds fail to recognize those shapes as predators.

By Ben Coxworth April 18, 2011 The Powerdecal displays backlit images through the window glass of a car (All images courtesy Powerdecal) View 6 Images View gallery - 6 images ...

The static-cling decals come in a 4-pack and cost under $7. Placed on the outside of your windows, the decals—which come in various shapes—look like frosted or etched glass.

Tesla's online shop has limited-edition window decal, wraps, tailgate ramp, glass roof sunshade, crossbars & more for its Cybertruck.

In the kit, there are glass decals in two sizes, register decals in two sizes, and an application tool. Businesses can order up to five kits using the online tool, but larger decal orders require ...