Relieves Neck Shoulder Back Pain: Cervical neck pillow unique hollow ergonomic design to help support and aligns your head,neck, shoulder and back in a neutral position, release neck and head pressure, relieve stress, and reduce muscle tension. High-Quality Memory Foam: Memory foam pillow made of 100% high-density space memory foam material, which provides amazing comfort and soft yet sturdy support for sleep, and greatly ease your head, neck, shoulder and back muscle. The contour orthopedic pillow will not become flat, lose its shape or density after long-term use. Ergonomic Design Contour Pillow: The ergonomic pillow area and specific grooves provides good support for the head and arms, while the concave design wraps around the neck curvature through safe stretching, providing all the necessary curves, contours, and angles to help relieve pressure. Neck support pillow design is more suitable for side, back, and stomach sleepers. Breathable Pillowcase: Skin-friendly breathable pillowcase that reduces heat and wicks away moisture, keeping you cool and refreshed during the night. The cooling pillow cases are made of breathable fabric that fits perfectly with our skin, allowing you to fall asleep faster and deeper.The skin-friendly pillowcase is removable and machine washable, Give you the comfortable sleep you want! Worry-Free After-Sales: Memory foam pillow itself may have a slight odor, please ventilate it for 5-7 days. For Cervical Orthopedic Pillows, your body will try to adapt to the correct position in first week, please be patient and give yourself an adjustment period. If you have any questions about our neck pillow, please feel free to contact us.