Wavely-shaped TPE pillow insert for neck support and better sleep machine washable

Product Highlights✅ 5-Zone Wave Ergonomic DesignThe wave-shaped pillow fits the natural curve of your cervical spine perfectly. It supports your head and neck whether you sleep on your back or side, relieving neck strain and helping you maintain a healthy sleeping posture.✅ 3D Ultra-Elastic TPE MaterialMade of premium TPE elastic material with honeycomb grid structure. It features 0.16s instant response rebound, soft yet supportive to evenly disperse head pressure, bringing cloud-like zero-pressure sleeping experience.✅ 360° Fully Washable & BreathableThe hollow grid design boosts air circulation to keep your head cool and sweat-free all night. The whole pillow can be directly washed to remove dust, sweat and mites easily for long-term hygiene.✅ Dual Height Design (7cm / 5cm)Two sides with different heights for flexible use. Flip the pillow freely to find your most comfortable angle and release pressure on your shoulder and neck.