The Cary Company offers a wide variety of metal caps that are compatible for glass bottles, jars and jugs. These metal closures are FDA approved and available in Aluminum or Electrolytic tinplate (tin coated steel). Colors include Silver, Pewter, Aluminum, Gold, Black, White, Yellow, and Red. Various liners are available including Pulp & Poly, Pulp & Poly-Vinyl, F-217, Pulp & Aluminum Foil