| 摘要 |
A brush includes a first tuft holder having at least one tuft, a second tuft holder having at least one tuft, a support structure having a handle to grasp and use the brush, an adjustment mechanism for adjusting the brush between (1) a first condition where the first and second tuft holders are not movable with respect to each other; and, (2) a second condition where the first tuft holder is movable with respect to the second tuft holder, and wherein the first and second tuft holders remain attached to the support structure in the first and second conditions. |
