American 2-Row is a base malt.
300L Adds light Coffee flavors. Neither as harsh, nor as dark as standard Roasted barley or Chocolate malt.
25L Nut Flavor and Toasted Flavors without being sweet like Caramel malt. Excellent for Nut brown Ales.
413-450L A De-husked and De-bittered roasted malt. Provides chocolate and toasted flavors without the tannins and astringent flavors common in regular chocolate malt.