The Ironman iControl 400 is built with an exceedingly strong steel frame and a scratch resistant powder coated finish. It has a foam vinyl covered backrest that provides comfortable head and back support when inverting. Extra long safety handles provide easy return to the upright position. The Revolutionary iControl Disc Brake System completely eliminates the old tether strap system to control the angle of inversion. The iControl allows you to lock the backrest at any angle, so you can do crunches and sit ups at any time and at any position while inverting. The iControl system is extremely easy to use, so you do not have to keep adjusting any tether strap at all, to change the inversion angle. The Ironman 400 inversion table will provide excellent stress and back relief and at the same time you will feel that you are in total control and completely safe while inverting. Frame Construction is a heavy duty 3.8cm square steel frame construction to prevent any instability when inverting The backrest is 3.8cm thick soft foam for back, neck and head comfort when inverting. iControl allows the user to lock the table at 180 degree vertical inverting position. iControl allows the user do crunches and sit-ups at 180 degree safely. Ankle locking system utilises an extended handle for easy ankle locking and unlocking Full loop foam covered handle bars for easy return to the upright position. Can be folded for storage.