RELIEVE MUSCLE PAIN & RELEASE FATIGUE: Neck Massage Tool have Two soft yet firm silicon balls, The simple design allows you to direct the massaging balls onto specific pressure points to alleviate pain and stiffness in the neck, shoulders and calf muscle.ERGONOMIC DESIGN: By utilizing the convenient and ergonomic handles, you can fully control every aspect of your message treatment, thus achieving unparalleled results. The dual trigger point massager balls are designed to feel like a massage therapists hands for deep penetrating the muscles for instant pain relief.PORTABLE & LIGHTWEIGHT DESIGN: This shoulder massager is only 310g light weight, perfect for on the go and traveling. We are equipped with a portable matte bag, Convenient to take with you. And you can start enjoying your own customized personal deep tissue massage no matter at home, in your car, on business trip or on travel.BOOSTS CIRCULATION: It effectively gets out tight spots, massages deep tissue, increases blood circulation, alleviates sore muscles, relieves tension, fatigue, neck stiffness, neck pain. Promotes healing for sprains, migraines and tension headaches.