3D-printed outsole helps spread seeds on runs

September 1, 2023

With the aim of promoting biodiversity in urban areas, a product designer has created a 3D-printed outsole inspired by Velcro and bison hooves that lets runners pick up and spread wild seeds while racking up kilometres.

The outsole, a chunky synthetic slip-on covered in hundreds of flexible, soft hooks, is the creation of Kiki Grammatopolous, who created the project—which she calls Rewild the Run—as a graduate student at Central Sainte Martins in London. Canadian Running