Thanks to the Ring included with the Slate, you can transform a wide variety of writing and drawing instruments into Slate-compatible tools.
To be compatible with the ring included with your Slate, your tool must have a diameter less than 7,4 mm and it musn't have any metal part.
An additional Ring pack is also available here on our webstore. It contains 2 rings and its silicone supports : there is 2 sizes of rings inside. The compatibility with your tools will be increased to 8,1mm of diameter.