Crafted from tasteful anodized aluminum, the Locking License Plate Fasteners look rather unassuming. The large heads require no washers or caps, but do require a special Allen wrench to remove, making your plate and tags that much more secure. Product Features:Locking fasteners make your license plate virtually pilfer proof Fasteners are crafted from anodized aluminum Include 2 locking fasteners Install in minutes with the included Allen wrench