The claimed design for a film for decoration purposes, as shown and described.
FIG. 1 is a top view of a film sheet;
FIG. 2 is a reference view of FIG. 1 showing within the area of the FIG. 3 detail view; and,
FIG. 3 is an enlarged detail view of area 3 of the film sheet circumscribed within FIG. 2.
The broken lines surrounding FIGS. 1 and 2 depict the boundaries of the claim and form no part thereof. The dot dash dot broken lines within FIG. 2 and surrounding FIG. 3 define the area of the detail view and form no part of the claimed design.