SLEEP REVOLUTION? OUR PATENETE DESIGN DELIVERS Our ergonomically neck pillow is a real lifesaver! The cervical pillow adopts a unique butterfly shape design thus achieving significant neck pain relief. HAMYODO side sleeper pillow have improved hollow centre and neck massage point, skillfully cradles your head, while maintaining the natural curve of your neck and aligning your spine flawlessly, allowing the cervical spine to be more efficiently supported, stretched and relaxed REDEFINE YOUR SLEEP WITH MEMORY FOAM PILLOW Embark on a new sleep experience with the HAMYODO cervical neck pillow. Made of high - density, CertiPUR - US and Oeko - Tex certified memory foam, it's non - toxic and odor - free. The bed pillow engineered for durability, withstands flattening, deformation, and density loss over long term use. Combining comfort, style, and quality. Our ergonomic pillow paves the way for your best sleep.