Celestial Seasonings is a tea company based in Boulder, Colorado, United States that specializes in herbal tea but also sells green, wellness, red, white, chai, holiday and black teas. They account for over $100,000,000 in sales in the United States annually. All of their teas are certified kosher and all-natural, and many are certified organic as well. The Boulder factory conducts free guided tours daily and has a sampling bar for visitors to try any tea for free, as well.