Relieve your muscle pain, menstrual cramps, backache, headache and so on with this hot water bottle. Product DetailsCapacity: 2 litres Dimensions/Size: 35cm (L) x 21cm (W) Material: Rubber Colour: Red FeaturesSuperior construction to retain heat. High-quality rubber Conforms to the British Standard BS 1970:2012 Ribbed surface controls heat release Additional InformationDirections for use:Filling Instructions: This hot water bottle is designed to be partly filled. When filling this hot water bottle, do not use boiling water and fill to a maximum of two-thirds capacity or less. Do not overfill as this might cause the bottle to burst. Hold the bottle by the neck in an upright position and fill slowly to avoid hot water splashing back. Expel air from the bottle by lowing it carefully onto a flat surface until water appears at the opening. Screw the stopper sufficiently tight to ensure that there is no leakage. Finger-tight should be adequate. Finally, make sure the funnel is empty. Caution: Hot water bottles can cause burns. Avoid prolonged direct contact with skin. Plastic bags can be dangerous. To avoid the danger of suffocation, keep this bag away from babies and children. Warnings: If there is a possibility that prolonged contact with the skin could occur, an adequate cover should be used to prevent burns. Follow usage instructions carefully.