Ergonomic Sleep Cervical Vertebra Pillow Comfortable Side Sleeping Butterfly Pillow Neck Protection Butterfly Memory Neck Pillow Features: 1. Perfect Support for Neck and Shoulders: This slow rebound memory foam pillow provides optimal support for your neck and shoulders, alleviating stiffness, pain, and tension headaches. Say goodbye to neck and shoulder pain and enjoy deep, restful sleep! 2. Slow Rebound Memory Foam: Rest assured, our sleep cervical vertebra pillow is made with high-density slow rebound memory foam. This pillow responds to your body temperature and conforms to your natural curves. It shapes according to your needs, retains its original shape, and stays cool while you rest. 3. Ergonomic Pillow with Two Height Options: The side sleeping butterfly pillow features two height options and armrest designs, allowing you to choose a personalized height. The ergonomic neck design adapts to your body shape, evenly distributing pressure and reducing discomfort from poor sleeping postures. Ideal for those with chronic neck pain or stiffness and for posture correction. 4. Ideal for Side, Back, and Stomach Sleepers: The butterfly memory neck pillow has a unique contour design that supports your head and neck, keeping your spine aligned during sleep and promoting healthier sleeping postures. This comfortable pillow is suitable for all side, back, and stomach sleepers. 5. Breathable Removable Pillowcase: The sleep cervical orthopedic neck pillow includes an inner and outer pillowcase. The outer pillowcase is removable, washable, and features a zipper. The soft, breathable fabric keeps you cool and comfortable throughout the night. Specification: Origin: Mainland China Use: Bedding Material: Polyester / Cotton Filling: Memory Foam Product size: 615.00x340.00x13.00mm/24.21x13.39x0.51inch Note: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! Please allow 1-2cm measuring deviation due to manual measurement. 1 xMemory Foam Pillow