Dimensional Letters are a timeless way to display your company's image. Mounted indoors or outdoors, they adhere to many surfaces. Dimensional Letters are available in many styles and materials. They can be made in custom typefaces or even formed to the shape of your company logo. the sign source uses Gemini Letters , renowned for their uncontested durability and weatherability. Made from Plastic, Bronze, Aluminum or Brass, all letters or logos are guaranteed for life.