With adjustable elastic head strap. Microwaveable. Mind - Body Therapy. Not tested on animals. Filled with flax seed and a special stress-relieving aroma-therapeutic blend of herbal essences, this Sinus Pillow is designed to calm and comfort both the body and the mind. Ergonomically designed with an adjustable head strap, the Anti-Stress Sinus Pillow enfolds you in its comforting embrace to relax and soothe. A luxuriously soft cotton outer shell pampers and coddles - while the gentle, caressing weight of the pillow does wonders to relieve tension and stress. Hypo-allergenic. Contents are non-toxic. Product of China.