Make casual outings a fun experience for toddlers with boys sandals featuring funny cartoons and cool prints. KEEN is a US-based footwear and accessories brand run by one of its co-founders named Rory Fuerst. The brand is headquartered in Portland, US, and, back in 2015, it roped in JEREMY COLLINS, a well-known artist, as their brand ambassador. The green color shows freshness, health, and energy.