Product Description When your presentation is on the move, you can always rely on a Bretford Tripod Screen for fast and easy setup. All tripod screens feature a flexible steel rod adjustment for fabric tensioning which provides a smooth viewing surface. Tripod screens also feature a hi-low capability so the screen surface can be adjusted to meet your exact room height requirements. Matte white fabric offers an excellent general-purpose surface ideal for classrooms or training rooms, with screens 8' (2.4 m) and under being seamless. Bretford steel screen cases are finished in an environmentally-safe powder paint.These screens feature magnetic leg lock, a durable roller and several screen surface options. Case, slat and tension bar have black finish. The screens are made of matte white screen fabric; the MKE model comes with a keystone eliminator which allows the screen to be tilted forward to eliminate picture distortion.