The 90 deg. Flag and Cutter frames will make it possible to position the instrument over the top of the set wall or to use two or more units to create a box for better light control. With this new design, there are now three square corners as opposed to the older design providing just two. In addition, the 48"x48" frames have been squared off with the removal of the mouse ears. Flags are square or rectangular frames with mounting pins attached and covered with a solid cloth material. Used to control light, whether natural or artificial. Flags can be used to protect the camera lens from flares or to control spill light from other sources, or keep light from reaching certain areas on the set. Known as Flags up to sizes 24"x36", larger or more irregular sizes are referred to as Cutters, Floppies are Cutters which have an extra layer of material sewn to one edge and held in place with Velcro until needed at which time the Flag or Cutter becomes twice its original size. Use the number with a (B) after it for Bottom Hinge and the number with a (T) after it to specify Top Hinge. All Matthews Scrims and Flags are bordered with heavy duty color coded webbing.