THESE STURDY SQUARE TABLES ARE MADE FROM RUSSIAN BIRCHW0OD TOP THAT IS 3/4" THICK WITH A POLYURETHANE FINISH FOR PROTECTION. THE LEGS ARE 16 GAUGE STEEL WITH PLASTIC GLIDE INSERTS AND BOLTED TO THE TOP. THEY FOLD IN THE WISHBONE STYLE AND HAVE MECHANISM LOCKING LEGS. 3 YEAR LIMITED WARRANTY.