There are several good and recommended vendors of screen protectors for the BlackBerry. These have been mentioned over and over in the threads at BlackBerryForums.com
Service Award Silicon Valley TDK Semiconductor Corp Crystal Paperweight W/ Stand
$206.50
Robert Noyce (Intel & Fairchild Semiconductor) 1949 Grinnell College Yearbook
$125.00
Western Electric Bell Systems Semiconductor Rectifier + Module Cards Lot
$137.41
Historic 1962 Fairchild 2N1613 Transistor: The First Planar Device Ever Produced
$25.00
99.99% Silicon Metal 14 Semiconductor Monocrystalline Si Block (50g)
$9.19
TS2901 Thomson, Bit Slice Microprocessor, Tested working unused, USA Shipping
$5.99
National Semiconductor Logo Ballpoint Pen
$1.95
Intel's EPROM Family in Lucite 2716 2732 2732A 2764 Computer Chips S15
$199.99
AIR ARM DIVISION First Production Computer Chips 1952 Westinghouse RADAR Gemini
$289.95
VINTAGE Sony RADIO AM(MW) Rare, Beautiful Radio CLICKS ON NO RECEPTION.
$70.00