There is no need for glue or even laces on the shoe, which could help power Kenyan Hellen Obiri to a long-distance ... of thermoplastic filament. The spray-on technology has helped On create ...

Now it is betting on a shoe that is made with a spray and feels more like a sock ... sending a pair to Kenyan athlete Hellen ...

Tech has always been important to On. Very recently the company revealed a laceless marathon shoe that's essentially 3D-printed, and Hellen Obiri went and won the Boston Marathon in it.

Last year, Hellen Obiri came here to defend her crown and lock in a place on Kenya’s team for the Paris Olympics, where she won the bronze medal. She’ll be chasing a bit of history at Monday ...