Quartet Tripod Projection Screen, Square Format, 50 x 50 Inches (450S) Lightweight, all-purpose tripod square format screen Innovative keystone corrections system promises the clearest, least distorted image Matte white surface with black border provides a crisp, precise image Screen sets up in seconds and sits on sturdy metal legs while gliding open effortlessly Sleek, durable carrying case allows for safe and easy portability