Ⅰ. The neck pillow is designed with a cervical and central cavity that follows the natural curve of the body, allowing the neck to remain in a natural curve, providing support to the neck, head and shoulders, and facilitating the alignment of the head with the body and spine. When sleeping on the back or side, it helps maintain uninterrupted sleep and waking up rested. Ⅱ. Type: Orthopedic Pillow; Color: White; Shape: Rectangular; Size: 50x30x10cm; Model: Neck Pillow; Pattern: Abstract; Room: Bedroom; Pillow Type: Memory Foam Pillow; Subtype: Butterfly Pillow; Features: 3D, hypoallergenic, orthopedic, slow recovery; Material: Memory Foam; Filler Material: Memory Foam; Package: 1 pc. Ⅲ. For back sleepers, the natural traction of the neck and head support can reduce the pressure on the back skull and snoring, contributing to a better night's sleep. Ⅳ. For side sleepers, when sleeping on the side, ensuring the cut matches the curvature of the shoulders can help relieve shoulder pressure. Ⅴ. The head support pillow is suitable for the elderly, officials, students, IT professionals, and those with sleep disorders. Ⅵ. These orthopedic neck pillows are suitable for sleeping on the back, side and stomach. Ⅶ. The product comes with a removable zippered outer pillowcase that is machine washable, helping to maintain cleanliness and freshness. The ergonomic pillow is made of memory foam, with a removable outer pillowcase, and is durable and elastic while maintaining hygiene. Ⅷ. Due to differences in monitor settings, the picture may not reflect the actual color of the item. Manual measurement may result in a difference of 0.1-1 cm.