Elite Screens ER120DH2 Sable Fixed Frame Projection Screen (120 inch 16:9 AR)(3D) (Discontinued by Manufacturer) Black velvet surface with 2.36-Inch aluminum frame Highly versatile Polarized Silver Screen material with Gain 2.0 flat-tentioned for Active 3D Projector or Passive 3D dual proejction system. (Optional 2D/3D Airflex5D Stacking System) Sliding wall mounts ensure the installation is properly centered Easy to assemble and install in minutes Standard 2-year parts and labor manufacturer's warranty