Aiming for "improving your constitution while you sleep," a standard item from Alpha Wave. The Alpha Wave Square Pad allows you to relax your entire body, enveloped in gentle activating rays in various living spaces such as the bedroom and living room. It comes in a wide variety of colors and sizes. Materials: Surface: 100% cotton, Far-infrared processed non-woven fabric, Filling: 100% polyester (5-layer quilted structure) Made in Japan Sizes: M: Approximately 100cm x Approximately 200cm, Approximately 1.3kg (Single size) It has been stored in a closet and was hardly used.