Coronation Hot Water Bottles are made with high quality & odorless rubber. Coronation hot water bottles are used to provide warmth, typically whilst in bed. They are also used for the application of heat to a specific part of the body. The Hot water bottles provide heat therapy.
 
Direction for use:
Hold the bottle in an upright position and fill water slowly to avoid the hot water splashing back. 
Do not fill excess water than recommended capacity of 0.5 liters 
Do not use hot water above 65 - 70 degree celsius 
Do not use boiling water