【thick material and anti-crease】：A is made of white plastic, B is made of white fiberglass, C is made of metal.Thick & antiwrinkle projector screen comes with the best color absorbance and is the clearest/brightest HD projector screen of its kind. This high-end screen is thicker than other outdoor movie screens, has thick material and is not see-through like other products. 【Can be mounted on the wall or ceiling】: This projector screen comes with a detailed easy-to-follow manual which provides a step-by-step guide to putting the screen together and installing it on a wall or ceiling. Due to the nature of this screen, we recommend that assembly and installation is done by two people. 【manual extendable pull-down screen】：Designed for ease of use, this is a manual projector screen that can be opened and closed by using the ergonomic handle on the bottom of the screen. Simply pull it down, lock it in place, and when you want to put it away release the lock and let the screen retract back into the casing. It’s so easy and simple to do, so you only need to pull the screen out as and when you need it. 【Expansive Viewing Angle】: With its wide-angle design, our retractable projector screen provides clear visuals for the audience, regardless of their position. This enhances the flexibility of your viewing experience, turning every seat into the best one in the house. 【Personal Exclusive Cinema】： Outdoor projector screen can be folded into a bag and carried with you to enjoy your home theater anytime, anywhere. Not only suitable for home theaters, parties, marriage proposals, business meetings, sports competitions, games, etc., but also for outdoor movies, backyard theaters, picnics and car theaters, etc.