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
HP 10 Mhz TCXO Reference Crystal Oscillator PC0X0-HP02.
TashiBox Disposable 16 oz Plastic Cups with Flat Lids, 100 Sets, Crystal Clear
Multisync MT810 liquid crystal projector 1997 ser no 722203795 parts only
MT810/1000 replacement lamp for liquid crystal projectors projector bulb
Crystal Insulated Handle Voltage Test Pencil Screwdriver Wateproof Test Nice *