A massage bar includes a shaft and two handles are connected to two ends of the shaft. A massage roller is mounted to the shaft and includes multiple massage disks of different diameters. Each massage disk has a hole defined centrally therethrough and the shaft extends through the holes of the massage disks. Each massage disk has a massage portion formed on the outside thereof. The massage disks are replaceable to arrange the massage disks to have desired shape to provide desired massage features.
