The ornamental design for a closure, as shown and described.
FIG. 1 is a top, front, right side perspective view a closure showing our new design;
FIG. 2 is top, rear, left perspective view thereof;
FIG. 3 is a top plan view thereof;
FIG. 4 is a front elevation view thereof;
FIG. 5 is a right side elevational view thereof, the left side elevational view thereof being a mirror image; and,
FIG. 6 is a rear elevational view thereof.
The undisclosed bottom view is unornamented, is not visible to the consumer when the closure is installed on a container (not shown), and forms no part of the claimed ornamental design.
The broken lines are shown for the purpose of illustrating parts of the closure that form no part of the claim.