Correll Panel Leg Folding Classroom Training and Seminar Tables. Easily adjusts in height from 22" to 30" in 1" increments. 18"x72" Black Granite high pressure laminate surface, resists scratches and stains and has a hard, flat writing surface. Heavy Duty 3/4" thick high density particle board core with backer sheet that helps prevent warping from moisture entering from the underside of the table. Steel offset legs. Unique Knife lock folding legs makes the underneath completely open for maximum leg room and comfort. Stays open securely with automatic lock open legs. Black T-Mold edging protects the table and your walls. Nylon guides on legs helps protect floors and carpets. Classy Panel Leg design. Heavy Duty construction Ideal in public and commercial spaces including schools and places of worship. Made in the USA. YOU CAN COUNT ON CORRELL: Correll was established in 1969 and has been in business for over 50 years. With our outstanding Standing Customer Service, innovative new product lines, and the largest selection of Folding Tables available from any manufacturer, now, more than ever, you can count on Correll. In an age where it seems like everything is imported, over 90% of Correll products are still Made in the USA at our factory in Arkansas