The image shows a Perforated Bronze Dagger with a Flat Blade. The dagger is displayed in a glass case with a white background. The blade is made of metal and appears to be old and weathered, with visible signs of wear and tear. It has a pointed tip and a curved handle with a small opening at the end. The handle is attached to the blade with two small screws. Below the blade, there is a blue label with Chinese text that reads "Warning States Period (475 BC-221 BC)".