The ornamental design for a strollerbagstrap, as shown and described.
FIG. 1 is an exploded perspective view of our new design for a stroller bag strap, in an unfolded configuration;
FIG. 2 is an exploded front view thereof;
FIG. 3 is an exploded rear view thereof;
FIG. 4 is an exploded right side view thereof, shown in an alternate position;
FIG. 5 is an exploded left side view thereof, shown in the position of FIG. 4;
FIG. 6 is an exploded top view thereof, shown in the position of FIG. 4;
FIG. 7 is an exploded bottom view thereof, shown in the position of FIG. 4;
FIG. 8 is an alternate perspective view thereof in a folded configuration of use; and,
FIG. 9 is an alternate perspective view thereof in a partially folded configuration of use.
The evenly dashed lines on claimed surfaces depict stitching and form a part of the claimed design. The broken line showing of a stroller bag and a stroller depict environment and form no part of the claimed design.