3 Ball Spirometer is extensively demanded in hospitals and nursing homes and is used to helps patient to recover the normal respiration after a chest or abdominal surgery. It is designed to provide accurate as well as fast spirometry testing. Precisely manufactured from translucent non-toxic polymer compounds, it has thee colors balls; red, yellow & blue. It is safe in use and highly effective. In addition to this, offered 3 Ball Spirometer is light in weight, scratch proof and comes in multiple size.