The Photogenic PL16BDK 4 Leaf Barndoor features opaque adjustable flaps to cut off light from specific areas.This Barndoor 4 Piece Kit comes as a set of two rectangular and two trapezoidal doorsThis kit has clip-on hinges for attaching it to the PL16R 16" reflectorThe 4-way Barn Barndoor rotates with the reflector to achieve effective light controlAll 4 doors of Barndoor 4 Piece Kit are coated with black powder to withstand high temperature