1.RELIEVE PAIN EFFECTIVE & CORRECT POSTURE Upgraded Back Stretcher with 10 Magnets and 99 Plastic Points, It brings acupuncture effects through deep pressing on specific acupoints, and promote circulation, helping you to relax the tension in the lumbale and back after a long day and relieve those aching muscles. 2.Lightly Compress and Protect Your Spine with an Upgraded Silicone Pad While stretching and massging the lower back, the upgraded silicone cushion can reduce the pressure and tension of the spine, and its massage points also easyly massage the spine, providing maximum massage and relaxation. Langere levensduur van siliconenmatten. 3.Lightly Compress and Protect Your Spine with an Upgraded Silicone Pad While stretching and massing the lower back, the upgraded silicone cushion can reduce the pressure and tension of the spine, and its massage points can also softly massage the spine, providing maximum massage and relaxation. Langere levensduur van siliconenmatten. 4.Powerful Functions1) Herstel de gezonde lumbale curve; 2) Verlicht de pijn van de taille- en rugspieren; 3) Corrigeer de zitpositie en neem afscheid van de bochel. Op deze manier kan je lichaam dan beter voorbereid zijn om de stress van je beroep of levensstijl op te nemen.