Cervical Pillow Standard w Memory Foam Jobst Opaque Sensitive Thera Band© FlexBar© is a flexible Style:1 Pair (Left & Right) Thera Band© FlexBar© is a flexible durable resistance device with a ridged surface for enhanced grip during use * It is used to improve grip strength and upper extremity stabilization by bending twisting or oscillation movement * It has been research proven effective for Tennis Elbow offering a cost effective treatment that requires no injection or expensive equipment * Thera Band FlexBar is 12 long and is made from dry natural rubber in 4 progressive resistance levels to match user capability Brass components in high pressure areas and relief valve zones * 20 micron sintered bronze inlet filter * FDA recommended viton and brass seal washers * All flows tested to accuracy within + 15% tolerances * Meets ASTM G175 03 promoted ignition tests * Ergonomic t handle for easy tightening * Inlet pressure: 200 3000 PSI * Outlet pressure: 50PSI * 100% quality QC tested in the USA Contoured to ergonomically support the natural alignment of your neck for outstanding comfort while you sleep * Heat and pressure sensitive memory foam gently cradles your head and neck hanging shape as you move to provide responsive support all night long * Designed to decrease morning pain and stiffness resulting from poor neck support * Helps you maintain proper cervical alignment by filling in the natural contour of your neck without lifting or tilting your head whether you sleep on your back or your side * A larger or smaller contour provides a choice for the most comfortable and supportive height * Composed of hypoallergenic polyurethane foam * Includes a machine washable pillow cover with nylon zipper * Fits any standard size pillowcase * Great retail packaging *