Osaki OS-Highpointe 4D Massage Chair The luxurious, LED lit Osaki OS-Highpointe 4D massage chair looks great and is equipped with high-end features. Features include the humanistic 4D massage roller that extends from your neck to your glutes. The zero gravity recline spreads the effects of gravity across your body to relieve tension in your joints and help to decompress your spine. Heat is located on your back, chest, and knees.