The ornamental design for a stylizedletterpackaging, as shown and described.
The file of this patent contains at least one drawing executed in color. Copies of this patent with color drawing(s) will be provided by the Office upon request and payment of the necessary fee.
FIG. 1 is a perspective view of a stylized letter packaging showing my new design; and,
FIG. 2 is a front view thereof.
The dashed broken lines in the drawings illustrate an example of edges of an environment for stylized letter packaging and form no part of the claimed design.