This neck massager for deep tissue pain relief is made of eco-friendly plastic, can be used in the shower or bath. This portable weighs only 300 grams, which means you can enjoy a trigger point massage at home, in the office, in the yard, outside or basically anywhere you want. It truly gives you a deep tissue massage, relieves stress and improves circulation anytime, anywhere. Carry it with you or use it as a relaxation tool to prevent muscle injury. The manual neck roller massager has no noise or radiation, you can control the speed, intensity and angle according to your different massage needs to achieve your ideal and comfortable relaxation effect, suitable for all ages and easy to use.