Black Balisong Butterfly Folding Knife Web Belt POUCH 5" NO KNIFE! Popular web style knife pouch with hold all Balisong Butterfly knives and most folding knives up to 1.5" wide and 4" or 5" closed. KNIFE NOT INCLUDED! Heavy-duty construction with velcro closure. Can be mounted on any belt Horizontal (belt up to 1.5" wide) or Up & Down (up to 2.5" wide belt).