Seating arrangement

A seating arrangement, comprising:

• a substantially rigid back frame;
• a flexible back shell coupled to the back frame and including a pair of vertical side portions and at least two strap portions extending laterally between the side portions, the at least two strap portions including a forwardly-facing surface configured to support a back of a seated user, the at least two strap portions including a lowermost strap portion, the lowermost strap portion configured to deflect a first distance when a rearwardly-directed force is exerted on the lowermost strap portion by a seated user;
• and
• a lumbar assembly supported from the back frame and configured to support a lumbar region of a back of a seated user, the lumbar assembly configured to deflect a second distance when the rearwardly-directed force is exerted on the lumbar assembly by a seated user;
• wherein the first distance and the second distance are substantially similar;
• and
• wherein the back shell member further includes a horizontal bottom portion that cooperates with the lowermost strap portion to define an interior space of the back shell member, and wherein at least a portion of the lowermost strap portion and at least a portion of the lumbar assembly are positioned within the interior space of the back shell member.