-A new style of whiteout that approximates the contours of a glyph's
-outline is now available using @code{whiteout-style}. The shape of the
-white background is produced from multiple displaced copies of the
-glyph. The @code{thickness} of both the new @code{outline} style and
-the default @code{box} style, as a multiple of staff-line thickness, can
-be customized.
+Two new styles of whiteout are now available. The @code{outline} style
+approximates the contours of a glyph's outline, and its shape is
+produced from multiple displaced copies of the glyph. The
+@code{rounded-box} style produces a rounded rectangle shape. For all
+three styles, including the default @code{box} style, the whiteout
+shape's @code{thickness}, as a multiple of staff-line thickness, can be
+customized.
+