Kristina Smithe was running the California International Marathon in 2019, grabbing cups of water to stay hydrated, when she ...

Kristina Smithe’s company, Hiccup Earth, has taken the cups to 137 races and spared more than 902,000 disposable ones from ...

That sparked her idea for something more durable — a lightweight, pliable silicone cup that could be used again and again. After working out a design ... typical white paper cups that can ...