The haddur white mushrooms that we commercialize are the "agaricus bisporus" type. With its cap fleshy that can range in size from 1 to 2 inches (2.5 to 5cm) across. The tender stem is 34-inch to 2 inches (1.9 to 5cm) long. Haddur white mushrooms have meaty texture a delicious mild, woodsy flavor that intensifies with cooking -- perfect for your cooking needs!