Durable Proprietary PRO-TEC5 weatherproof top The top surface includes a DuPont® anti-glare coat for longevity Single CENTREFOLD safety design for added stability Self-opening and closing leg system Adjustable height leg levelers ensure a level playing surface 7 in (175 mm) premium locking double casters A heavy-duty steel undercarriage with 38mm (1.5-inch) steel legs Features easy single-handle locking mechanism and built-in corner protectors