100" Portable Floor Standing Pull Up Projection Screen 16:9 aspect ratio. Both quick and easy to move to your desired location and set up, these portable floor standing screens provide a professional solution for both home and business applications. An ingenious gas spring support system means you simply open the case then lift the screen out to your desired height and its ready to use. A rugged metal housing and carry handle makes storage and transportation a breeze. Ideal for home entertainment, office meetings, education, hospitality and more.