Product Condition: Stored with minimal use. No noticeable scratches or stains. Please check the photos carefully. This is an authentic product purchased from a shop at the time of purchase. Size: Length: Approximately 21cm *Please note that there may be slight variations due to amateur measurements. *Regardless of the length, it can be used by those with thicker arms if you spread it open and clip it. Essentially, it's a free size.