| 摘要 |
PURPOSE: A non-slip device for a sun visor cap is provided to enable a user to wear a sun visor cap while tightening the sun visor cap. CONSTITUTION: A non-slip device for a sun visor cap comprises a first main body(10), a secondary body, and a length controller(30). In the upper side of the first main body, a block gap is formed. In the upper side of the first main body, a blocked groove is formed. A first hole is formed in the right and left of the groove. A second hole is formed in the rear of the groove. In the front connected to the second hole, a subsidence end is formed. The secondary body is equipped with a fixed step, a first protrusion step, and a second protrusion step. |
