Cineperm permanently tensioned projection screen is a snap-on projection screen with aluminum frame. Provides contemporary, theatre-like appearance wherever a fixed screen is required. Flexible viewing surface is stretched perfectly flat and snaps onto a 1" tubular aluminum frame for superior image quality. - Now available in 2.35:1 Cinemascope, 16:10 and 15:9 laptop presentation formats. - Suitable for mounting to a wall or a ceiling, or "flying" for theatrical uses. - Switch instantly between two projection formats with the optional TheatreMask Masking System. - Custom sizes available. - Warranted for one year against defects in materials and workmanship.