Elite Screens ER135DH2 Sable Fixed Frame Projection Screen (135 Inch 16:9 AR) (3D) (Discontinued by Manufacturer) Sliding wall mounts to ensure the installation is properly centered Anodized black aluminum 2.36 inch thick frame with black velour surfacing 4:3 16:9, 16:10 and 2.35:1 aspect ratios available Truly flat, tensioned screen surface 2.0 gain AirBright3D2 screen material for 2D and 3D projectors