Vintage 7 Up Soda Porcelain Sign. This is a vintage 7 Up Soda Porcelain sign measuring 12. This sign is perfect for any soda or gas themed space. Made of porcelain on both sides, this sign features Popeye holding a glass bottle of 7 Up Soda. This sign is perfect for collectors of all kinds, whether you’re a fan of Popeye or just love the vintage aesthetic. Display it in your home bar, game room, man cave, or garage. Porcelain on both sides. Vibrant colors and excellent porcelain.