Bak has a hard roll up cover $858 or higher
http://www.bakliner.com/rollbak/retractabletonneaucovers.html
Needs a water drainline at the front of the bed.
http://www.peragon.com/tonneau-cover-video.php
$499
Solid Fold
http://www.extangfactoryoutlet.com/extang-solid-fold.html
From $640
Extang 56405
$668.30 http://www.amazon.com/Extang-56405-Solid-Tonneau-2009-2011/dp/B00401CJ8G
http://www.bakliner.com/bakflip/foldingtonneaucovers.html
Also has a water drainline at the front of the bed.
$630 - $890
Bak vs Extang writeup - Prefers Extang
Other Brands
Access
Bestop
Keeper Corp
Lund
Pace Edwards
Pilot/Bully
Roll N Lock
Smitty Bilt
Trac Rac
Trail FX
Undercover
http://www.raptorforumz.com/showthread.php?t=11963
Tonneau Covers
Soft Cover
Truxedo
Comparison Chart: http://www.truxedo.com/pdf/truxedo-comparison-chart-2.pdf
Video: http://www.truxedo.com/maingallery/video/full-vid.wmv
Most people I know have the Lo Pro QT
Ford F-150 2009-2011 5.5' Bed - 597601
$487.80 http://www.truckmod.com/directpart.asp?vencode=T70&partnumber=597601
$310 Used http://detroit.craigslist.org/okl/pts/2474551773.html - don't know model #
Truxedo Truxport $318 with free shipping