specification: V_x000D_Item Type: Neck Pressure Poiont Device_x000D_Material: ABS+Stainless Steel+Silicone_x000D_Size: Approx. 20 x 15 x 14cm/7.9 x 5.9 x 5.5in_x000D_Features:_x000D_This neck soothing device simulates acupressure and massages six large acupoints on the neck and shoulders, using its own gravity to relax upper part of back head muscle, lower part of back head muscle, and levator scapula; it eliminates feeling of heaviness, fatigue and stiffness in the neck ,_x000D_Suitable for sedentary people, office workers and people with head down, can effectively relieve muscle fatigue, relax and massage neck, and correct cervical spine problems._x000D_Instructions:_x000D_Lie on your back first, raise your neck, place this product deep in your neck, and slowly lower your head Features: 1Simulating finger pressure at 3 points, simulating finger pressing position, around back skull and around seventh cervical vertebra, quickly relax pressing position. 2Built?in special spring, under action of spring, neck is pulled, and acupressure part supports physiological bending of neck. 3Special?grade ABS environmentally friendly material, heavy and durable, good pressure resistance. 4Massage on the neck and acupressure are good for health, promote blood circulation, eliminate muscle fatigue, and relieve muscle stiffness. 5Calculated angle perfectly stretches muscles around cervical spine and corrects habit of lowering cervical spine. PackageList: 1 xNeck Pressure Poiont Device 1 x Manual