Decorative device

A decorative device for decorating a supporting surface, said decorative device comprising

• a flat sheet-like back having spaced opposite first and second surfaces;
• a first inflatable gas-tight envelope extending from the first surface of the back with a first edge therearound defining the border thereof, the first edge providing a first flat margin around the first envelope, the first envelope presenting a three-dimensional item when inflated;
• a second inflatable gas-tight envelope extending from the second surface of the back with a second edge therearound defining the border thereof, the second edge providing a second flat margin around the second envelope, the second envelope presenting a three-dimensional item when inflated;
• first valve means in said first envelope for selectively inflating and deflating said first envelope;
• second valve means in said second envelope for selectively inflating and deflating said second envelope;
• first adhesive means on the first surface of the back in the area of the first edge thereof on the first flat margin for removably affixing said back to a supporting surface when said first envelope is deflated;
• and
• second adhesive means on the second surface of said back in the area of the second edge thereof on the second flat margin for removably affixing said back to a supporting surface when said second envelope is deflated.