US D426739 S
FIG. 1 is a perspective view of a futon mattress, showing our new design; the broken lines are for environmental purposes only and form no part of the claimed design.
FIG. 2 is a perspective view of the futon mattress without the frame, showing the end detail;
FIG. 3 is a perspective view of the mattress in a flat position;
FIG. 4 is a front elevational view thereof the rear being identical thereto;
FIG. 5 is a side elevational view thereof the opposite side being a mirror image thereof;
FIG. 6 is a top plan thereof; and,
FIG. 7 is a bottom plan view thereof.