The gourd buckle is generally divided into three specifications: large, medium, and small. The price of the same size should be determined based on the thickness of the wire. The warehouse has stock of ordinary wire with a diameter of 1.8mm, the color is Guangzhou Dianbian, green antiqued bronze. The large size is 200 pieces * 0.1 = 20 yuan, the medium size is 200 pieces/pack * 0.08 = 16 yuan, and the small size is 200 pieces/pack * 0.075 = 15 yuan.