I have a Creature Comfort, too, in my CLC boat. Ive never been unhappy enough to do anything different. But in the double I carved seat pads in foam, and built up the sides for some hip bracing. The carved ones are more comfortable, and cheaper.

: I am building a Great Auk. I've read different accounts on making your own
: seat, as well as what's been posted on this message board as of late. I've
: really enjoyed the building process but feel I can do without trying to
: sculpt a seat (ie. I'm chickening out). Anybody out there got any
: recommendations on a "store-bought" seat and back rest for my
: Great Auk. I am currently using a Current Designs' Storm and find that
: unit's seat and back rest very comfortable. Thank you!