the present invention provides an improved blow molded plastic non - round container having generally rectangular sidewalls that are adapted for hot - fill applications . the hot - fill container has two adjacent sides one with a vacuum panel and the other with a series of ribs in the label mounting area on the sidewalls . the opposing sidewalls are symmetric relative to the vacuum panel and rib shape and placement . the ribs and vacuum panel cooperate to resist container upon filling and cooling and also improves bumper denting resistance , ease of manufacture and light weight capability .