Verfanny CN01 Cervical Traction Device &ndash; Effective and Instant Relief for Chronic Shoulder Alternate Pain Relieving Remedy,Neck Adjustable Collar for Home Use, Gray, White FAST NECK PAIN RELIEF - Provides fast neck pain relief, and a faster recovery from neck injuries, without the need for medications or surgery. Relieves neck pain for anyone suffering from neck arthritis, herniated/bulging disc in the neck, neck strains and cervical muscle spasms. HELP YOU CORRECT AND MAINTAIN THE APPROPRIATE NECK POSTURE  Keeps your neck in a perfect posture allowing it to heal and prevents further neck injury and pain. ADJUSTABLE DEVICE- You can gradually inflate the device by squeezing the bulb.The tightness of it depends on your neck size and your pain level.Control the Velcro straps to loosen or tighten based on your preference SMALL ENOUGH TO TAKE ANYWHERE- Easy to squeeze the air out. No matter where you are on stiff days, experience spinal traction at home or outside, especially suitable for a long plane or train journey.It's soft, lightweight and small enough to fit in your suitcase, car or backpack. COMFORTABLE & EASY TO USE  Soft and comfortable fabric and inflates easily. No assembly required,just follow the the steps!In fact,you can work it out on your own even if there is no instructions.