Adjustable height: There are two twisting adjustment knobs on each leg for 8 kinds of different height adjustment. The height of the massage table can be adjusted from 48cm/19 inches to 57 cm adjustable. Strong weight capacity: The folding physical therapy table is stable enough because two sections of the spa table are supported by two triangle frames and heavy-duty cords. The max load bearing is up to 250kg/551.2lb. Foldable & portable: This foldable and portable massage bed is very convenient and less weight to carry around, especially for ambulatory health care or therapists. The whole massage bed can be folded into a portable case with clasp locks