Dependable Industries brings you a medium size hot water bottle, which is perfect for home and travel. Rubber Hot Water Bottle Heat Therapy. Made from natural rubber, the flexible bottle conforms to your body. Secure Screw Top - Measures 11" x 6" and holds a generous amount of liquid. Ribbed sides, prevent direct contact between the bottle and the skin. Made of Natural Rubber, Non Toxic, BPA & Phthalates Free. Dependable Industries has been bringing health care products to the market since 1978.