Krooom designs and manufactures recyclable toys made out of cardboard. Its toys include tea sets, puzzles, kitchenware, cars, and robots. Designed to be lightweight yet durable, the toys feature a waterproof coating, require no tools for assembly, and contain at least 60% post-consumer paper. Patented production techniques and folding methods make the toys more durable than standard cardboard. Created with a childs safety in mind, the toys are held together with water-based glue and contain no hazardous substances.