... 6 type herbal bags (A, B, C, D, O, X) based on different diseases.Type A ... , periarthritis of shoulder, hyperosteogeny, rheumatoid arthritis.Type D (For Kidney). Function: aphrodisiac, health kidney. Applicability ... body is like a magnetic field and this product can produce the magnetic efficiency, so it ... body, just like a magnetic web which will produce magnetic function to help activate blood ...