| 摘要 |
<p>The powder brush comprises a reservoir (1) for the powder (39) and a tuft of hairs (5) held on the reservoir by a sleeve (17). The tuft includes a group of relatively thick hairs (23) and a group of relatively thinner hairs (25). Migration of the powder from the reservoir to the tufts occurs through channels (35) from the reservoir to the tuft.</p> |
