The ornamental design for the child's foldable beach or lawn chair, as shown and described.
FIG. 1 is an isometric view taken from one angle of a child's foldable beach or lawn chair in accordance with my new design;
FIG. 2 is an isometric view, similar to FIG. 1, but taken from another angle of the child's foldable beach or lawn chair in accordance with my new design;
FIG. 3 is a front elevation view of the child's foldable beach or lawn chair shown in FIGS. 1 and 2;
FIG. 4 is a rear elevation view of the child's foldable beach or lawn chair shown in FIGS. 1 and 2;
FIG. 5 is a left side elevation view of the child's foldable beach or lawn chair shown in FIGS. 1 and 2;
FIG. 6 is a right side elevation view of the child's foldable beach or lawn chair shown in FIGS. 1 and 2;
FIG. 7 is a top plan view of the child's foldable beach or lawn chair shown in FIFS. 1 and 2; and,
FIG. 8 is a bottom plan view of the child's foldable beach or lawn chair shown in FIGS. 1 and 2.
The broken lines in the various figures are directed to unclaimed portions of the child's foldable beach or lawn chair and form no part of the claimed design.