Hot Water Bottle is a rubber made container which is filled with hot water and sealed by a cap or stopper. It is generally used to give warmth. Before Rubber it were manufactured by various types of metals like copper, zinc etc. However, in present days Rubber Water bottles are in use, made by natural and non perishable type of rubber or PVC. There are many uses of Hot Water Bottle. It can use to give warmth to body in bed. It is also useful for minor ailments like swelling, back pain, cramps, muscles pull and small injury etc.