Twin Block Pro - Headache, Neck, Shoulder & Back Pain Relief by Twin Block Pro - Headache, Neck, Shoulder & Back Pain Relief The Twin Block Pro relieves Stress and Tension Headaches by providing a high quality Suboccipital Release without the aid of a therapist. The Twin Block Pro has no wires, no batteries, it is made from thick, strong synthetic rubber. It is designed to target the trigger points for headaches and common musculature of a stiff neck. The Twin Block Pro, can offer a gentile, relaxing occipital release OR, it can be used to drive the bulk of your body weight into tight muscles of the back, neck, shoulders, arms and legs, offering extremely powerful trigger point release and deep tissue massage. Their proprietary material is formulated so that these tools really can do it all. Use the Twin Block without the base to powerfully target muscle tension at the base the neck, traps and mid shoulder region. No need to stop with neck pain and headaches, this really is a whole-body tool, work your Glutes, mid back, Quads, IT Band and Calves (Gastroc/Soleus). Massage Blocks are uncompromised quality manual massage tools, endorsed by doctors, professional therapists, trainers and athletes.