Yisida Ergonomic Memory Foam Pillow with Breathable Bamboo Cover Promotes Neck & Spine Alignment for a Restful Night's Sleep ~ My Stunning Abode (White) Cool and breathable 40% bamboo cover for a comfortable sleep all night long. Relieves neck, shoulder and back pain by allowing neck and shoulder muscles to fully relax Pillow promotes proper spinal alignment Align your spine as you sleep; ergonomic contouring means more mornings without stiffness or aches in your neck, shoulders and back Ventilated foam promotes airflow to create cooler sleeping environment. Machine-washable, removable cover