Look at it this way; it's 2lbs of buoyancy you can add to your head, and 2lbs of ballast to add down low... It's like the secret head-down trim-fixer
Also I doubt anyone needs to tell me to keep my head up anymore
Peter C, TSandM, Camerone, dannobee, limeyx, and hoyden." Now how did your name get into the mix if you do not own one?
http://www.scubaboard.com/forums/exposure-suits/216794-otter-bay-12mm-hood-review.html
I'll add in BenV, DocWong, and Don to others that recommend the hood . Have seen it on at least a dozen other local tech divers that swear by it.
1/2 way through the dive I noticed a small air space in the hood. I pushed it to release the trapped air - as the bubbles moved around my scalp, the trapped air felt like warm sauna air - really nice