Gulf Gasoline porcelain sign features the iconic Gulf Gasoline with Batman and Robin in the Bat Mobile and measures 12 across. This sign is in excellent condition and has vibrant colors. Whether you are displaying this sign as part of your collection in your man cave, shop, bar, or garage, or giving it as a gift, you can also browse my other auctions for more vintage gas, oil, aviation, automobile, motorcycle, and hunting signs. Vintage Gulf porcelain sign. 12 inches in diameter. Bright colors w/ porcelain on both sides.