Athenian, Stainless Steel Lined Urn Vault Triple wall construction with an outer wall of durable concrete, a Fiberlon® polyribbed plastic liner and inner liner of mirror-like stainless steel. Top seal design with a matching stainless steel carapace on the cover. Outside Dimensions: 15" length x 15" width x 18.5" height Inside Dimensions: 12.5" length x 12.5" width x 14.5" height. BACK >