Refills can be bought for the regular colors: Pilot BLS-G2-5 Gel Ink 0

Dust filter (FFP3) with a built-in thin carbon filter

Specifications Tip: soft elastic elastomer brush tip

Opaque thick white paint that fits perfectly for markers with metal tips such as On The Run OTR

and of course the pioneer of calligraffiti himself Niels SHOE Meulman

pilot v board master medium whiteboard marker bullet tip Moss Refills can be bought forThe Pilot V Board Master Bullet Tip marker uses a direct liquid ink delivery system instead of the felt reservoir design in most whiteboard markers, so the line stays even right up until it runs dry rather than fading, skipping, or needing a shake partway through. The 6. 0 mm polyester bullet tip holds its shape under pressure for a steady 2. 3 mm line, and it's refillable rather than needing to be thrown away once empty. Specifications Tip: 6. 0 mm