Zesch interlocking coasters
These coasters interlock in a hexagonal grid, using a proprietary interlocking shape. They can be used individually, or joined together to serve as trivets for larger objects – or to create intriguing works of art…
Zesch coasters are lasercut from bamboo sheet and were designed with a generative modeling software called Grasshopper.
High resolution images of Zesch can be found here. The free 3d-printable file is available here.