58" x 3/8", White, Heavy Duty Driveway Marker, Extra Thick Diameter Yellow Fiberglass Shaft, Dual Mount System Uses Heavy Duty Foot Spike For Mounting In To Hard Packed Surfaces, Can Be Screwed & Nailed On To Any Vertical Surface, Clear Reflector Top Is Super Bright At Night When Light Is Reflected Off Of It, Ideal For Deep Snow Conditions & Highly Visible Day Or Night.