Description This carbon fiber top flag attaches directly to the 4.5.65 Carbon Fiber Clamp-on Matte Box (MB-T12) to provide coverage from light flares. Simply slide it into the notches on the top of the matte box, adjust it to the desired angle, then rotate the two tightening toggles to lock it in._(1) Carbon Fiber Top Flag for MB-T12_Materials: Carbon fiber