Container having square and round attributes

A plastic container comprising:

• a neck having a mouth defining an opening into said container, a shoulder region extending from said neck, a body portion extending from said shoulder region to a base, said base closing off an end of said container;
• said neck, said shoulder region, said body portion and said base cooperating to define a receptacle chamber within said container into which product can be filled;
• said shoulder region having a substantially square cross section and including four sides of substantially equal length and four corners integrally formed with and between said sides, each of said four sides of said shoulder region includes a midpoint, wherein a shoulder width is defined by a dimension between said midpoints of opposing sides, wherein a diagonal dimension between opposing corners of said shoulder region is greater than a base diameter;
• said base having a substantially circular cross section;
• wherein a vertical sidewall profile between said midpoint of said shoulder region and said base being a substantially straight line;
• said body portion including gradually tapered sidewalls extending from said corners of said shoulder region to said base;
• wherein a shoulder width is substantially equal to said base diameter.