Hario is one of the most iconic brands in the incredible world of coffee brewing. Since 1921, Hario has been dedicated to the design, production, and sale of heatproof glass since it was founded in 1921 and is the only heatproof glass manufacturer in Japan to have a factory. Hario began as a manufacturer of laboratory glassware. In 1948, they expanded production to household items, starting with the coffee syphon. Today, Hario continues to make a variety of items, from microwave-safe kitchenware and coffee and tea implements, to aromatherapy and pet products. But it's their famous coffee products that has brought this brand to the next level.