It can be used on the floor, bed, or chairYears of hard work, prolonged sitting, & bad posture apply damaging tension to your vertebrae, Thiscauses your spinal discs to squeeze out of place & put pressure on your nerves, leading to thatsharp pain in your neck, lower back, and down your leg/s. prevent further injuries &correct postureLying down on Refresh for just 10 minutes a day, progressively solves the root cause of your discomfort by gently stretching your back & decompressing your vertebrae - allowing bulging or herniated discs to retract & repair. stretching your neck with Refresh reduces-tension headaches migrainesnaturally restores the optimal curvature of your spine, & retrains your muscles to maintain a healthy posture for good, thus removing the stress from the vital areas of your torso newest version of the Refresh neck &back stretcherThis takes damaging tension ff your spinal nerves, leaving you with a healthy, pain-free back & asmile on your face. Forever. When shopping, please pay attention to the size and dimensions of the product to ensure that it meets your needs. In the title and , we have provided detailed information about the product, including its features and specifications We want you to be completely satisfied with your purchase, so if you have any questions or concerns, please don''t hesitate to contact us. We are here to help and will do our best to assist you. Thank you for choosing our product. We hope you enjoy it Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store