Ideal for back sleeps, stiff necks, and a relief of neck / sleep pain. These new supports are to help you choose the comfort you want and the support you need. The outer cover can easily be removed for easy washing! Promotes proper neck / back alignment, helps alleviate health issues like upper back pain, shoulder & neck stiffness, and tension headaches to reduce tossing and turning for back, stomach, and side sleepers. This pillow has a machine washable rayon from bamboo removable cover, and filled with down alternative polyester fiber filling for a soft and smooth feel.