The Sailor Ink Reservoir is such a handy tool for filling fountain pens, but sometimes it can be a bit tough to know how to use it. But it’s quite simple, simply drop it in, tip the bottle over, and you’ll have a full reservoir for filling your pen! We’ve been working on adding more of these tutorial-style videos to the website, so keep an eye out for them. Are these types of videos helpful to you? Let us know! #fountainpen #stationery