Guaranteed for three years, this ready-to-use inversion table is comprised of an epoxy coated, tubular steel frame. All epoxy coatings are heated to 250 ºC. EC compliant, these inversion tables utilize fire-resistant Class M2 artificial leather in various places. Foam thickness in this device ranges from 3-5 cm. Depending on style, foam density is offered at 25, 40, and 100 kg. Using telescopic legs that use a button to change height, these therapy chairs are multifunctional. Some therapy chairs are constructed with alloy 6063-6082 and meet UNE 38-337-82 requirements. Others are manufactured of tubular steel and coated with epoxy powder.