To provide a brush covered on its overall face with bristle bundles, which can clean every part of a place or container to be cleaned regardless of the shape and size of the place or container to be cleaned, while an operator is operating a tap at hand as necessary.

In this brush covered with rather soft and long bristle bundles, the bristle block 1 of the brush is provided with radial, rather soft and long bristle bundles 2, and a water outlet 3 formed of a small hole is provided in the bristle block 1 if necessary. A hose connection 9 provided at the end of a handle 6 is formed into a cylindrical shape for inserting a hose therein, and the cylindrical shape is made uneven. Further, the bristle block 1 is provided with a threaded lid type detergent filling port 4, and the handle 6 is provided with a tap 8 operable at hand for releasing or stopping water as necessary.