Mobius & Ruppert (M&R)



Mobius & Ruppert (M&R) is a renowned German brand specializing in high-quality pencil sharpeners and office accessories. Founded in 1922, M&R is known for its precision engineering, durable materials, and commitment to craftsmanship. Their sharpeners, often made from brass, magnesium, or aluminum, are favored by artists, designers, and professionals worldwide for their reliability and superior sharpening performance. With a legacy of nearly a century, M&R continues to uphold its reputation for excellence in stationery and writing tools.


Mobius & Ruppert (M&R)

2 products

  • Bottled Fountain Pen Ink

    Choose bottled fountain pen ink if you want the widest color selection and a more refillable writing experience. Bottled ink works with compatible fountain pens using a converter, piston filling system, or other bottle-fill mechanism.

  • Fountain Pen Ink Cartridges

    Choose ink cartridges if you want a simple, convenient refill option with less setup and easier travel. Cartridges are a good choice for everyday writing, school, work, and anyone who wants a faster refill process.

  • Flushing your fountain pen regularly—

    especially when changing ink colors, every six weeks, or before storing the pen—is essential to prevent ink residue buildup, muddy color mixing, and clogged feeds that can lead to scratchy or inconsistent writing.