This is a portable, stretch-type rehabilitation neck exerciser, which can be used in your home, the office and outdoor. By performing Neck Stretcher Pump Series Exercises, you can eliminate the stiffness of neck/shoulder/back muscles, improve blood circulation, improve neck flexibility and reduce headache and neck pain. It also helps to restore cervical curvature and correct forward head posture. If you spend lengthy hours in a desk or work at a computer or you have neck/shoulder/back pain, pinched nerve, degenerative disc, poor posture, neck stiffness, aging neck, chronic neck pain, headache, you'll benefit from the Neck Stretcher Exerciser. Please don't hesitate anymore and you’re good to go! WARNING: 1.It is an effective device, but it depends on your current condition and consistent use. So it’s recommeded to consult a physician or chiropractor before using this device. 2.You should not use it, if you have: An extreme forward head posture A stroke or cerebrovascular accident(CVA) Spinal infection or cancer A surgical fusion of the cervical spine An unstable cervical spine 3.Use the neck stretcher exerciser to perform exercises for 5 to 10 minutes to warm up before exercising and to cool down after working out. [Rehabilitative Stretching Exerciser] Compare with Cervical Traction Device on the market, our product Neck Stretcher Exerciser not only has traction function, but aslo uses stretching rehabilitation exercise to relax neck muscles and strengthen neck/upper back muscles, improve blood circulation to alleviate chronic neck pain and headache. And it also helps to restore cervical curvature and correct forward head posture [Most Effective Neck Stretch Exerciser] Size: 20-25 lbs for average adult women and 30-35 lbs for most adult men. Whether you suffer from neck/shoulder/back pain, pinched nerve, degenerative disc, poor posture, upper neck muscle tightness, aging neck, headache or just want a inexpensive pro lordotic neck stretcher exerciser, we are here to help [Easy to Use and Portable] Relief neck pain in just 5-10 minutes by performing neck stretcher pump exercises. The portable neck exerciser can be used in your home, the office or outdoor [Neck Traction Safe to Use] We design a protective tube which is extremely durability providing an extra level of protection from over-stretching and breakage. Even if it does break during usage, the tube will not strike the user [Chiropractor Recommended - FSA/HSA Eligible] Endorsed by chiropractors and physical therapists , this product provides targeted relief for neck and posture-related issues. It’s perfect for home care and eligible for HSA and FSA payments on Amazon