Cold Beer Always On Tap Wholesale Novelty Metal Square Sign. Offering our unique novelty designs in a 12" x 12" Square Sign and an 6" x 6" Mini Square Sign. Both products are made out of .025 grade aluminum, which make them lightweight and durable. Both signs will have pre-drilled holes to make hanging these decorative signs easier. Choose between the sizes offered or add both to your cart to offer different styled signs in your business. These items are proudly made here in the USA.