{"translated":"19812 Baystate Con Grape 4.5 盎司 鋼筆用"} Note: The original content appears to be a product name with a SKU/code "19812", brand "Baystate

The water resistance is the real deal—I spilled a few drops on my notes and they didn’t budge. The 4.5 oz bottle is a solid size for heavy writers, and the included pen writes smoothly enough for daily use. Definitely my go-to for documents I need to trust.

The 4.5 oz bottle is a solid amount of ink, and I love that it’s forge and water resistant—feels like my writing is actually protected. The free pen writes smoothly enough for daily notes, and the color has a rich depth that pops on the page.

The free pen is a nice bonus, but the ink itself is the real star—it's extremely water resistant, which I tested by running the page under the tap. Forge resistance is a cool claim, and after a week of daily writing, the color has stayed deep and true without any smearing.