New and unopened. Color: Black Size: 25cm (H) x 23cm (W) x 10cm (D) 【Neck and Shoulder Stretch】This newly developed neck pillow stretches and relaxes the neck and shoulders. Prolonged sitting, incorrect posture during work or study can easily lead to neck problems. Stretching the neck can lighten the neck and shoulders. 【Ergonomic Neck Relax Pillow】 　Protrusion Surface Structure: The slope of the protrusion surface maintains a 35-degree angle, with an ergonomic curve that fits perfectly to the curve of the neck. 　Load Capacity: Designed with a U-shape, it evenly distributes weight, significantly improving load capacity and making it less prone to deformation. 　Number of Acupressure Protrusions: 10 protrusions press firmly around the neck and back. It relaxes the muscles on both sides of the neck well. 　V-Support Design: The unique V-shaped indentation design gently fits the neck, firmly securing and supporting it. 【Double-Sided Use】Designed with ease of use in mind for beginners, the pillow can be used on both sides. You can adjust the height and stretch intensity of the pillow to suit your situation. It usually takes 1-3 days to get used to this pillow, as it takes time to adapt to the user's neck contour. 【Unisex & Perfect for Gifts】Made of polyurethane material, the surface is soft and has excellent elasticity and toughness. Comfortable for both men and women. Portable size, easy to carry, and useful in various situations such as home, office, business trips, and travel. Also perfect as a gift for loved ones, friends, and acquaintances. 2-99