Product parametersProduct name: Cervical decompression cervical supportProduct size: average sizeProduct color: red/gray/blueUse: support and fix cervical vertebra/reduce neck pressureProduct material: polyester and spandex and spongePacking size: 25x16x6cm 55gProduct features1. Special elastic material to ensure effective and stable support of the head, share the weight of the head and reduce the pressure of cervical spine. Relieve cervical pain 2. Inverted trapezoidal 3D sewing technology, suitable for neck, effective support while ensuring flexible neck 3. Mesh and internal breathable material, feel comfortable, not stuffy 4. Light weight (about 55g), small size, easy to carry 5. Beautiful and generous shape.Product efficacy1. Effectively support the head and relieve neck pressure.2. Correct your posture to prevent excessive neck bending. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Minnanxin