The ornamental design for a gluelessfoldingenvelope, as shown and described.
FIG. 1 is a developed plan view of the glueless folding envelope showing my
new design, it being understood that the broken lines represent fold
lines;
FIG. 2 is an enlarged front elevation view thereof in folded condition, it
being understood that the broken lines are for illustrative purposes only
and form no part of the claimed design;
FIG. 3 is a rear elevation view of FIG. 2;
FIG. 4 is a rear elevation view thereof in partially folded condition on a
slightly enlarged scale; and,