Da-Lite 74629 DA-Snap Wall Screen - 60 x 80" - 100" Diagonal - Video Format (4:3 Aspect) - DA-Mat. DA-LITE PROJECTION SCREEN, DA-SNAP, DA-MAT, 60 X 80, 100D Suitable for mounting on the wall or into wall opening. Easily attached front or rear projection screen surface with snaps or optional Velcro. Provides a perfectly flat viewing surface for video projection applications. Surface mounts to back of black powder coated frame that provides a masking border.