Diki Memory Pillow - Neck Support - Ergonomics - Anti Acarien - 23.6 x 15.7 x 5.1/3.9 Inches - Blue

Enhanced Ergonomic Design - DIKI cervical neck pillow adapts an upgrade patented hollow center design that hugs to the natural curve of your head and neck, providing exceptional support and holding your neck at the ideal height during sleep. This promotes near-perfect spinal alignment and relieves up to 98% of neck, back, and shoulder pain, allowing you to achieve uninterrupted sleep and wake up feeling refreshed. Customized Adjustable Height2-layer design butterfly firm pillow for neck and shoulder pain offers 4 different neck support height options. Simply rotate the bed pillow 180 to enjoy a higher (5.1'') or lower (3.9'') contour side; The removable insert (0.8'') at the bottom also allows more height liberty, enabling you to achieve the most comfortable configuration and effectively relieve neck & shoulder pain due to the lack of blood circulation. Hollow Center Design - The inclusion of the hole design amplifies pillow core breathability, resulting in reduced sweating, and allows for improved air circulation. Placing the ear in the central hole while sleeping on the stomach reduces pressure and enhances comfort. The rounded shape of the head ensures even stress distribution, ensuring a cozy experience. Armrest Design - Unique butterfly design shape provides ample space for your shoulders and promotes proper nasal airflow, enabling deep sleep for side, stomach, or back sleeping. Extra armrest design ensures a natural resting position for the arms and eliminates arm numbness. You can even lay on your stomach and wrap your arms around the pillow wings for optimal support. Safe & Odorless & High quality memory foam - DIKI pillow is Certi - PUR-US certified, crafted with high-density memory foam that responds to your body temperature, providing stable and comfortable support. This innovative material resists deformation even under heavy pressure and maintains good resilience after long-term use. Breathable Pillowcase - DIKI hypoallergenic pillowcase is made of 100% polyester and 3D mesh fiber on the side, Oeko-Tex certified, providing 5x plus the breathable structure of other contour pillows and allowing air to circulate and keeps cool all night.