Quality Wood Structure: Ergonomic sauna backrest is constructed of natural wood, polished smooth, safe and enduring, both wear and high temperature resistant, able to withstand the high temperature environment of the sauna, not easy to deform and crack, with a long service life, providing you with a stable and reliable support experience | S Shape Ergonomic Design: Wood infrared sauna backrest adopts ergonomic S shape curved design, which fits the back shape, can completely cover the far infrared heating plate, disperses the pressure on the back, allows you to maintain a relaxing posture when you are steaming, effectively relieves the fatigue of the waist and back, and enhances the comfort of the sauna experience | Thickened and Insulated Design: Practical steam room back rest is very thick, which can keep your back and the far infrared heater at a safe distance, avoiding the high temperature directly contacting the skin, and can be firmly put in the sauna room, so that you can have fun a comfortable and relaxing steaming time under the state of safety | Ready to Use: Thick sauna back rest has a integrated molding design, no need to assemble, ready to use, saving time and effort by avoiding cumbersome installation steps, allowing you to quickly open a comfortable sauna experience | Fit Size and Flexible Movement: Safe infrared sauna back support measures about 45 x 36.4 x 7.5 cm/17.72 x 14.33 x 2.95 in, moderate size, suitable for most of the people, easy to move and store, can be easily put in any position in the sauna room, bring you, your families or friends a comfortable steaming enjoyment