Rothco Police Issue Hook n' Loop Neckties Black 20 Black-20Inches. The uniform necktie is made from 100percent Polyester and is adjustable from 14.5" to 21". Specifications for Rothco Police Issue Hook n' Loop Neckties: Manufacturer: Rothco Color: Black Fabric/Material: 100percent Polyester Fastener/Closure Type: Hook/Loop Features of Rothco Police Issue Hook n' Loop Neckties Material: Polyester Material Specs: 100percent Polyester Package Contents: Rothco Police Issue Hook n' Loop Neckties Rothco Police Issue Hook n' Loop Neckties Black 20 30085-Black-20Inches