{"about_product": ["Fine nib black ink, 1 retractable fountain pen includes 5 cartridges", "One-handed control, no cap to lose", "Sealing cover for high air-tightness, ink won't dry or leak out", "Precise ink regulator to adjust the amount of ink, ensuring clear lines and smooth writing", "Refillable design with matching cartrideges, environmental-friendly", "Ergonomic grip zone for comfortable writing experience", "Convenient small transparent box packing, can also be used as daily storage to avoid loss"], "product_description": null, "product_information": {"ASIN": "B0CRDWFXCP", "Item Weight": "3.52 ounces", "Manufacturer": "WRITECH", "Best Sellers Rank": "#649 in Office Products (See Top 100 in Office Products) #3 in Fountain Pens", "Item model number": "WRITECH-784", "Package Dimensions": "7.91 x 2.17 x 1.57 inches", "Date First Available": "January 3, 2024"}, "product_details": {"Brand": "WRITECH", "Color": "Purple Pen", "Ink Color": "Black", "Age Range (Description)": "Adult", "Writing Instrument Form": "Fountain Pen"}}