The ornamental design for a coolerlid, as shown and described.
FIG. 1 is a perspective view of a cooler lid;
FIG. 2 is a front elevation view of FIG. 1;
FIG. 3 is a rear elevation view of FIG. 1;
FIG. 4 is a left side elevation view of FIG. 1, the right side elevation view being a mirror image thereof;
FIG. 5 is a top plan view of FIG. 1;
FIG. 6 is a bottom plan view of FIG. 1; and,
FIG. 7 is a front elevation view of FIG. 1, shown in use.
The evenly-sized broken lines shown only in FIG. 7 depicts environmental subject matter that forms no part of the claimed design, while the remaining evenly-sized broken lines shown throughout the Figures depict portions of the cooler lid that form no part of the claimed design. The unevenly-sized dash-dot-dash lines depict the bounds of the claimed design.