Like our neck and back massager with heat, this neck and shoulder massager features an optional function that adds gentle warmth that soothes aching muscles and simultaneously improves blood circulation. 3D DEEP SHIATSU MASSAGE 8 deep-kneading massage rotating nodes relax tense body muscle soreness. 3D rotation kneading massage rollers in U-shaped ergonomic design pillow, perfect to use on neck, back, shoulder, legs, calf foot. SOOTHING HEAT THERAPY The optional heat function adds gentle warmth that soothes aching muscles and simultaneously improves blood circulation. ARMREST DESIGN Multipurpose handles belt to free hands and Arms, allow adjustment of pillow during massage, and adjust massage pressure as desired by pulling it.