The ornamental design for a flask for perfumeryproducts, as shown and described.
FIG. 1 is a front view of a flask for perfumery products showing the new design, the rear view being a mirror image thereof.
FIG. 2 is a right side view thereof, the left side being a mirror image thereof.
FIG. 3 is a top view thereof.
FIG. 4 is a bottom view thereof; and,
FIG. 5 is a front, top and left side perspective view thereof.
The unshaded broken line showing of the top surface of the closure in FIGS. 3 & 5 illustrate the portions of the design that form no part of the claim.