Hampstead Tea | Divine Earl Grey | 4 X 20 Bags Hampstead products are Demeter certified, a brand that represents the most authoritative guarantee in biodynamic agriculture, also called "biologic-plus". It is a cultivation technique that provides maximum respect for the ecosystem because it uses methods of integration between plants and animals, promoting sustainability, wellbeing and harmony of the environment. - Earl Gray tea is a blend of black tea flavored with bergamot. A sweet drink, citrus and excellent to combine with a slice of lemon to bring out the best tones. Added to bergamot from Reggio Calabria (Italy). 4 x 20 filters. (160 grams). Biological.