Neck Posture Brace,The weight of the head will bring pressure to the neck and shoulders,This pressure will increase when your standing or sitting posture is incorrect,it will help you correct the incorrect posture,reduce pressure Cervical Spine Alignment,our cervical collar supports the jaw and neck,prevent head tilting and bowing,while limiting mobility to relieve pain and pressure in the spine Neck Pain Relief,it helps you support the weight of your head,great for relaxing neck/shoulder muscles and helping users to maintain good spinal posture as well as relieving pain and compression Easy To Use and Carry,Composed of stainless steel,foam and plastic.traction device makes it easy to do physical therapy exercises at home, work, and school everywhere,can be used whether standing or sitting 10 Minutes A Day,No longer Bow Your Head.you may feel a little uncomfortable with this neck traction during the first time using.Normally,you will need 1-3 days to adapt to this.You can use it for 5-15 minutes each time,2-3 times a day after getting used to it. And If any questions occur,do not hesitate to let us know. 【Applicable Scope】Applicable Neck Diameter Size:4-5 inches.Before you buy, you need to confirm your neck diameter size,make sure the size is right.Please contact us anytime if any question.