Headphone hook 電腦桌耳機架

My wireless headphone have no space to put on my desk,so I draw a headphone hook to hang on it.
This is used to 16mm thinkness desk or plate.

我的亂糟糟電腦桌已經沒地方放無線耳機了，所以就畫了個掛勾來放。適用於16mm厚度的桌面或板子。