Tetley is a well-known brand of tea that originated in England in 1837. It was founded by the Tetley brothers, Joseph and Edward, who started selling tea in bulk. Over the years, Tetley has grown to become one of the largest tea brands in the world, offering a wide variety of tea products, including black tea, green tea, and herbal infusions. The brand is recognized for its iconic round tea bags and its commitment to quality. Tetley is part of the Unilever company, which acquired it in 2000. The brand continues to innovate and expand its product range to meet the preferences of tea drinkers globally.