The ornamental design for a baffle, as shown and described.
FIG. 1 is a front and top-perspective view of a baffle;
FIG. 2 is a front-elevational view thereof;
FIG. 3 is a rear-elevational view thereof;
FIG. 4 is a left-side-elevational view thereof;
FIG. 5 is a right-side-elevational view thereof;
FIG. 6 is a top-plan view thereof;
FIG. 7 is a bottom-plan view thereof;
FIG. 8 is a front and top-perspective view of a section of the baffle designated by line 8 in FIG. 1; and,
FIG. 9 is a cross-sectional view of the baffle along line 9—9 in FIG. 2.
The broken lines shown in the drawings are shown for illustrative purposes only and form no part of the claimed design. In addition, the surface shading, if any, illustrated in the drawings is provided merely to highlight the contour of the design; it is not intended to be illustrative of texture or gloss.