This is a RESTCLOUD Cervical Traction Device designed for neck and shoulder relaxation with a textured blue surface.Function: It is intended to alleviate neck pain and stiffness in as little as 10 minutes.Design: The ergonomic, wave-shaped foam is designed to match the curve of the cervical spine for support.Usage: It aims to relieve tension caused by prolonged bowing of the head. Also Shoulder Pain Relief, Ergonomic Pillow, Dowager's Hump Corrector, Cervical Spine Alignment, Neck Curve and Posture Corrector