3D are categorized under 3D Wallpapers. Here are more categories to download 3D like 3d wallpapers. All sorts of 3D Wallpapers are available for free download. 3D wallpapers also offers to download other hd wallpapers in wide range of categories i.e. « Babies, abstract, nature, funny, Widescreen », hd, vector, widescreen and 3D. To download these 3D, click on any 3D which you like most and open it in your browser, then right click and select option "save image as" to save it on your computer. If you are MAC user, you can download these 3D by holding "control" + click on the image, and select "Set As Desktop Background" and save the wallpaper to your hard drive. Open your system preferences (under the apple), choose desktop/screensaver and look for where you have saved the wallpaper and just select it.