Dr. Odin hot water bottle container is made of high-quality rubber that can be filled with hot water and sealed with a stopper. It is specially made to provide warmth, best suited to be used in a bed and for applying heat to a specific part of the body and it helps relieve aches in cold climatic conditions. Hot Water Bottle can be used for heat therapy to relieve joint pains, muscular cramps, menstrual pain, stomach or backache, muscle pull, arthritic pain, rheumatic pain and ache from sports activity.