The walls are double layer steel with concrete in between. Currently located at Radcliffe Jewelers in Towson, Maryland. This safe will be available early September through mid September (exact dates unknown at this time).Inner dimensions measure 149" wide x 153" long x 97 tall. All items are on display in our Maryland stores. More pictures available upon request. All items are described and photographed to the best of our ability. Please forgive slight variances in color due to lighting conditions. All Items are authentic unless specifically stated otherwise. The item "Chubb Security Vault Modular Safe Burglary Resistant Class 2 Combination Lock" is in sale since Thursday, June 28, 2018. This item is in the category "Business & Industrial\Facility Maintenance & Safety\Access Control Equipment\Safes". The seller is "radcliffe_jewelers" and is located in Towson, Maryland. This item can't be shipped, the buyer must pick up the item.