| 摘要 |
PURPOSE: A separating baseball cap is provided to use a decoupling ring on the cap for easily change the color and shape of the cap. CONSTITUTION: A separating baseball cap includes a decoupling ring in the inside of the baseball cap for connecting a lid with a stiff brim on the front side. The decoupling ring is produced with an elastic cloth. A rubber material is attached to the edge of the decoupling ring. |
