Conforming back for a seating unit

A comfort surface for a seating unit, the comfort surface comprising:

• a plurality of flexible finger elements having distal ends;
• and
• a retainer connecting at least two of the flexible finger elements proximate their distal ends, wherein movement of flexible finger elements connected by the retainer is cooperative.

A seating unit comprising:

• a seat;
• a back adapted to be coupled to the seat, the back further comprising a plurality of flexible finger elements having distal ends, and a retainer, the retainer connecting at least two of the flexible finger elements proximate their distal ends, wherein the plurality of flexible finger elements and the retainer adapt to the shape of a user.