8 Minutes Every DayTraction pillow provides support, and the head relies on gravity to naturally stretch the cervical spine downward. It can effectively relieve neck and shoulder pain, relax muscle, improve cervical spine health, and correct posture Granules DesignThe 2 raised granules are simulated a real persons Shiatsu massage, aiming at the Tianzhu acupoints directly, deeply and painfully massaging the cervical vertebra during stretching, and eliminating neck fatigue and stiffness effectively C-shaped DesignThe raised on both sides and depression in the middle accords with the ergonomic curve, just like supporting the cervical spine with both hands. It can fix the head without slipping and fit the cervical spine more closely 4 Directions of UseThe double-sided can be used, a total of 4 directions, can be selected according to the desired height and traction intensity so that achieve the triple effect of stretching, relaxation and massage Excellent WorkmanshipThe gray self-skin material is waterproof, sweat-proof, non-slip and dirt-resistant. The durable foam is not easy to deform, can bear weight and has a long service life. Tips: read the Use Manual before use