We guarantee this is an authentic product. Price negotiations are only accepted with a [firm offer]. Some items are not subject to price reduction. Size: Length 50cm, Height 2cm x Width 1.5cm Box not included. [Authenticity Guarantee] In the unlikely event that the item is determined to be a counterfeit, you can return it with confidence. To prevent swapping, a protection tag is attached to high-value items. Management ID: B539