Elite Screens Slow Retracting Manual Pull Down Projector Screen M85XWS1-SRM: * Dual wall and ceiling installation design * Slowly back into housing after releasing handle without the need to hold on to handle * Standard 4-side black masking borders * MaxWhite 1.1 Gain screen material is durable and easy to clean * 160 degree wide viewing angle for commercial presentations or residential home cinema * Screen lanyard for easy operation * Black backed screen material eliminates light penetration for superior color reproduction