OVERVIEW Ready, set, glow! Foam Glow is the world’s largest glowing foam run and dance party. Light up the night in this 5k course as you run, walk, and dance under our high-intensity black lights. Neon foam cannons will shower you with fluorescent colors as you make your way through our Foam Glow 5K™ Zones. Stick around for the larger-than-life after-party that’s equipped with live music, activity booths, dancing, vendors, photo ops, and more.