The On The Run OTR.970 Hard to Buff Ink is an ultra-permanent, alcohol-based ink designed for maximum durability.
- 210 ml capacity
- Optimized for Hard to Buff & Cold Sweat lines and Soultip Squeeze Markers
- Works with various drawing and writing instruments
- Suitable for use on paper, metal, plastic, glass, stone, canvas, walls, and other surfaces
- Can be used in alcohol-based felt-tip pens, with airbrush, and any pump system