Hot Water Bottle is made with high quality rubber. They are used to provide warmth typically whilst in bed and for the application of heat to a specific part of the body. This hot water bottle is high quality reliever from aches in cold climatic conditions and make you feel comfortable. It can be used for heat therapy and are used for joint pains muscular cramps menstrual pain stomach or back ache muscle pull arthritic pain rheumatic pain and ache from excessive sport activity Non-Electrical 1 L Hot Water Bag (Multicolored) CARE INSTRUCTIONS Hold the bottle in an upright position and fill water slowly to avoid the hot water splashing back. Fill only to two-thirds capacity maximum Do not use hot water above 65 - 70 degree Celsius DO NOT USE BOILING WATER IMPORTANT Not suitable for children under the age of 36 months. Handing should always be carried out by an adult. Check stopper for wear and tear damage at regular intervals. Hot water bottle can cause burns- avoid prolonged direct contact to skin.