Mattressworld / Goldenite is the 1st to introduce breakthrough Negative ions Technology in our mattress. Our NION series releases health-enhancing negative ions to neutralize positive ions that cause your5 body to feel worn out. Its power to relax and recharge is similar to that of the refreshing waterfall and rainforest. Negative ions ward off the damaging effects from electromagnetic field and promote blood circulation and body metabolism, hence restoring the ability to the body toe recuperate naturally.