Pillow Core：Memory Foam, Pillowcase：Breathable 【Soft and Firm for Side Sleeper Pillow】 Still troubled by a stiff neck or headaches after waking up? The side sleeper pillow for neck pain is made from high-density memory foam, offering both softness and excellent support. With a 18000-time rebound elasticity and a 3-second dynamic rebound, it conforms to your neck and shoulders, maintaining the natural physiological curve of the cervical spine. It relieves pressure throughout the night, ensuring you wake up in the best mental state! 【4-in-1 Ergonomic Pillow】 The ergonomic pillow side sleeper is designed with four zones: cervical pressure relief zone, head cushioning zone, shoulder protection zone, and arm support zone. The ergonomic neck pillow for side sleeping ensure smooth blood circulation during sleep, providing spinal alignment whether you sleep on your back, stomach, or side. You can choose the best sleeping position according to your habits, reducing the need to turn over and enjoying a full 8 hours of sleep every night. 【4 Adjustable Heights】 The side sleeper pillow for shoulder pain offers four adjustable heights (in inches): 2.7, 3.3, 3.5, and 4.1. The pillow for neck pain relief features bi-directional traction and an internal removable foam pad, allowing you to adjust the pillow height to your personal needs, ensuring the most comfortable support for your neck and head. 【Enjoy Cleanliness and Comfort】 This memory foam neck pillow is made from safe materials. It features a 3D mesh design that is breathable and quick-drying. The pillowcase is machine washable at 140℉, ensuring cleanliness and freshness, meeting the needs of most people, and guaranteeing a comfortable sleep 【The Perfect Gift】 This neck pillow for pain relief is ideal for seniors, office workers, teachers, and those suffering from sleep disorders. Beautifully packaged, it makes a perfect gift for loved ones, family, and friends, as well as an ideal present for Christmas, Mother's Day, or Valentine's Day! If you are not satisfied with the Jiaao pillow, please contact us, and we will provide you with the most satisfactory after-sales service. JIAAO Cervical Neck Pillow – Ultimate Comfort & Pain Relief for Better Sleep Say goodbye to neck and shoulder pain! The JIAAO Cervical Neck Pillow is designed to provide targeted support and unmatched comfort, perfect for back, side, and stomach sleepers alike. Whether you’re dealing with chronic pain or just need a more comfortable sleep experience, this pillow has you covered. Key Features: Ergonomic Design: Contours to your neck and head, aligning your spine for proper support. Adjustable Height: Customize the pillow’s height by easily removing the insert to suit your sleeping style. Cooling Pillowcase: Stay cool and comfortable all night with our breathable, moisture-wicking cover. Premium Memory Foam: Non-toxic and odorless, this high-quality memory foam adapts to your shape while maintaining support. Easy to Clean: The removable pillowcase is machine washable, ensuring your pillow stays fresh and hygienic. Wake up feeling refreshed, pain-free, and ready to tackle the day. Whether you're recovering from an injury or just looking to improve your sleep, the JIAAO Cervical Neck Pillow is your go-to solution for better health and comfort.