CANDY RISE Refresh Neck & Back Stretcher, Back Neck Cracker for Lower Back Pain Relief, Posture Corrector Board Neck Back Pain for Herniated Disc, Sciatica, Scoliosi Nature's Mace these size information is enough See label for precautions these size information is enough for you decide whether choose this vest for you ✅ REPLACES ALL VITAL ELECTROLYTES AT THE SAME RATIOS THEY ARE LOST IN SWEAT✅ LOW SUGAR ALLOWS FOR ADVANTAGEOUS ABSORPTION WHILE MINIMIZING EMPTY CALORIES ✅ The Latest and Greatest: This newest version of the Refresh neck and back stretcher ensures that damaging tension is relieved from your spinal nerves and help repair bulging or herniated discs