| 摘要 |
The brush consists of a hollow supple handle (100) with a preferable volume of 20 - 50 cc, having a lengthwise outer rib (130) with a hole (132) through it, and a detachable head (200) with bristles (250) that are preferably about 25 mm long. The handle, head and bristles can be made from the same material or three different materials, including metal, thermoplastics and elastomers. |
