Ahhh, the bliss of a good stretch. And this curved posture corrector does it, and more: lengthening your spine, creating space between the vertebrae, and helping to relieve the pain of bulging discs, sciatica and injury. Use sitting or lying down. It can save ££s on osteo and physio bills, and even improve years of poor posture. 10 magnetic dots and 96 massage points add to the therapeutic effect. 4x levels. W25 xD2 xL38cm. Not suitable for people with pacemakers.