Rest comfortably with a bolster pillow that fits under your knees, back or neck for extra support while lying or sitting. Removable velvety-soft microfiber cover included. Hypoallergenic. Includes:One Bolster PillowOne microfiber cover Law Labels: A law label is a tag or label required by some states to inform consumers of filling materials used in bedding, furniture and other products. View law labels.