ANDERSEN Cushion Station Mats are treated with an anti-microbial agent for lifetime protection. For dry or wet areas where grease and oil are present. Closed-cell Nitrile rubber foam. Anti-static and safe to use at welding stations. NFSI certified to be slip-resistant. 7/16" thick. Made in USA.NOTE: Other sizes available, call for information.NOTE: Include drainage holes for superior performance in wet areas.