Triangle Kanban A4 Paper Published on October 26, 2018 in Lean ConstructionFull resolution (2597 × 1679) Triangle Kanban A4 Paper Simple triangle kanban (triangle is the name, the shape can be any shape) for reordering A4 paper. This work by Christoph Roser at AllAboutLean.com is licensed under a Creative Commons Attribution-ShareAlike 4.0 International License. Please credit the image as shown below. For digital documents and web pages please do include the links as shown below. Thank you.By Christoph Roser at AllAboutLean.com under the free CC-BY-SA 4.0 license.