Unitary article of clothing with overlapping warming joiner band defining a double waistband

A unitary article of clothing comprising:

• a jacket section having a jacket waistband and a closeable opening along a length of the jacket section, the jacket section configured to be worn substantially over an upper body of a person;
• a joiner band having an upper edge and a lower edge, the joiner band attached to the jacket section;
• and,
• a pant section having a pant waistband, the pant section attached to the joiner band and configured to be worn generally over a lower body of the person,
• wherein the joiner band is moveable from a first position whereby the jacket waistband is extended over the joiner band, to a second position whereby a lower front portion of the jacket section is folded over the joiner band and the joiner band is folded over the pants waistband, the second position configured to provide three layers of additional warmth to the midsection of the person;
• wherein the closeable opening is configured to allow the person to get into the unitary article of clothing while the jacket section is attached to the joiner band and the joiner band is attached to the pant section;
• wherein the pant waistband has a first degree of elasticity, and the jacket waistband has a second degree of elasticity;
• and
• wherein the first degree of elasticity is greater than the second degree of elasticity.