Our pain relief products are mainly divided in five categories1-Shoulder and Neck pack2-Eye shade pack3-Back and Stomach pack4-Knee Pack5-Wrist PackThe benefits of these products are: - Ease away pain, stiffness and tension- Have no side effects- Help treat complicated chronic pains such as, Artritis, Rheumatism and Fibromyalgia- Relieve Colic- Relax sore museles- Relieve premenstural crampsGenerally when heat is applied to the body, the tissues expand, promoting blood circulation, which in turns alleviates tension and eases pain.