Brain Sleep Pillow Neck Fit This is a Brain Sleep pillow designed for those with a straight neck. The unique wave structure, based on ergonomics, fits the muscles around the neck and the cervical vertebrae, helping to restore the natural curve of the cervical spine. It distributes body pressure across the head, neck, and shoulders, reducing unnecessary strain on the neck and shoulders. Its shape is ideal for back sleepers, supporting the shoulders and featuring a spot that fits the cervical spine. It has a structure optimized for the human body and is recommended for those who prefer to sleep on their back. It can be washed with a shower and will regain its volume. Regular Price: 16,500 yen - Product Name: BRIAN SLEEP PILLOW NECK FIT - Technology: Wave Fit compatible with 7 head shapes - Breathability: Highly breathable, preventing stuffiness