If you purchase all of the OLO sets from our website, this set will complete the collection of 128 colors.
OLO Not Just Another Marker
Premium Alcohol Marker- Patented Technology- Extensive Ink Capacity- Customizable- Replaceable Ink Cartridge- Easy to Identify Nibs- Extraordinary Brush
Each OLO™ marker contains 4ml of ink—nearly 2x more usable ink than any other alcohol marker. OLO technology allows for over 90% of the ink to be used and you will have consistent ink flow from start to finish. OLO’s patented cartridge free-flow ink system maintains consistent, controlled ink flow throughout the life of the ink cartridge.