FIG. 1 is a front perspective view of a first embodiment of an inflatable device, showing our new design;
FIG. 2 is a rear perspective view thereof;
FIG. 3 is a rear view thereof;
FIG. 4 is a front view thereof;
FIG. 5 is a right-side view thereof;
FIG. 6 is a left-side view thereof;
FIG. 7 is a top view thereof;
FIG. 8 is a bottom view thereof;
FIG. 9 is a front perspective view of a second embodiment of an inflatable device;
FIG. 10 is a rear perspective view thereof;
FIG. 11 is a rear view thereof;
FIG. 12 is a front view thereof;
FIG. 13 is a right-side view thereof;
FIG. 14 is a left-side view thereof;
FIG. 15 is a top view thereof; and,
FIG. 16 is a bottom view thereof.
The dashed broken lines represent features of the inflatable device which form no part of the claimed design. The dot-dashed broken lines represent boundaries of the claimed inflatable device and form no part of the claimed design.