The Back Stretcher is a portable ergonomic device designed for cervical traction and pose correction. Suitable for adults, men, and women, it supports exercise routines at home, in the meeting room, or while traveling. Ideal for yoga, meditation, and fitness enthusiasts, this corrector improves body workouts and aids athletes. Use it on a chair, bench, or in your living room and bedroom to improve spinal alignment. Product specifications: Product name: Back Stretcher, Product Material: PP + nylon + spiral rod + sponge, Product Size: about 37x21.5cm/14.57x8.46 inches, Function: Rotatable for height adjustment. Packing List: 1 x Back Stretcher. Note: Due to different lighting and screen settings, the item color may be slightly different from the picture. Due to different manual measurements, please allow a 1-2cm difference in size. Adjustable Massage Innovation: Achieve ideal relaxation effortlessly through precise pressure control, featuring an upgraded 2.0 rotating adjustment mechanism, adjustable height comfort, magnetic massage functionality, and sturdy high-load capacity support. Ergonomic Spine Support: Ergonomic design promotes neutral pose correction, lowering back strain through adaptive spine alignment and contoured lumbar support to encourage healthier sitting habits naturally. Secure Back Support: A sturdy lumbar support structure combines with an integrating waist fit to deliver consistent lower back support, preventing shifts and ensuring steady positioning. Muscle Stiffness Ease: Designed with innovative massage tech, it eases fatigue by reducing muscle stiffness and delivering precise knead rolling pressure for a soothing multi-grade relaxation experience. Wide Range of Uses: Engineered for lumbar comfort with a rotating base and multi-position height options, delivering wide-ranging compatibility and reliable support for every user.