3/4 thick plywood corewith .080 premium high pressure top and Masonite backer sheet. Lightest weight wood core table available. 7/8 total top thickness. 1 18 gauge steel pedestal legs on rectangular tables. 1 1/8 14 gauge steel wishbone legs on round and oval tables. Mar-proof plastic foot caps & edge molding. Automatic lock-open mechanism.Standard fixed 29" height.