1.Pain-Free Comfortable Sleep: The ergonomic pillow features support zones to relieve neck and shoulder pain. The central cavity cradles the head to evenly distribute pressure, while the neck contour aligns the head and neck, stretches the spine, and promotes smooth breathing. Its unique butterfly design provides ample support for shoulders and arms, reducing pressure for a more relaxed and comfortable sleep 2.Premium Memory Foam Pillow: Made of high-density, slow-rebound memory foam, this pillow is CertiPUR-US and OEKO-TEX certified, ensuring it won't flatten or lose firmness over time. It provides excellent support for your head, neck, and shoulders while being soft enough to balance relaxation and comfort 3.Soft Sleep Pillow: This neck pillow features a premium waffle-pattern cover that looks elegant, promotes breathability, and circulates fresh air. The cover comes with a delicate zipper, making it easy to remove and machine washable. The slow-rebound memory foam core provides stable support with a soft, comfortable feel, helping you drift off to sleep with ease 4.2 Adjustable Heights: This side sleeper pillow (24.4'' x 14.17'' x 4.72'') two height options for different sleeping preferences: high contour (4.7 inches) and low contour (3.5 inches). Simply flip it 180° to switch heights and find your ideal sleeping position for maximum comfort