From Dauer’s Silhouette Collection, Center Square bollards are crafted in architectural-grade (6063-T6) 1/8” aluminum for lifelong service. Four-inch-square (4x4x25) with 17″ Vector. Anchors securely and easily to decks or concrete. Lawn-stake mounting base available. Variety of powdered-coated colors available. Available with one or more blacked-out sides, or designs on all four sides is standard. Powered by two watts of warm-hued, energy-saving 12-volt Dauer LED technology. UL-listed.