The super durabel but flexible tip off the OTR.831 takes 1 inch.
OTR ONE INCH is perfect for big surfaces, quick drawings and opak colors on paper and posters. OTR.831 is available in 10 selected colors.
OTR.831 ONE INCH are the premier choice for coloring large areas with consistent stroke. They are excellent for backgrounds, calligraphy, architectural design, graffiti, textile design and product rendering.
Professional markers used by artists and designers worldwide.
Quick drying permanet ink!