Amazon.com: BoxWave Screen Protector for Garmin eTrex 30x (Screen Protector by BoxWave) - ClearTouch Crystal (2-Pack), HD Film Skin - Shields from Scratches for Garmin eTrex 30x : Electronics
eTrex 10/20/20x/30/30x - Device Overview
eTrex® 30x | Garmin Customer Support
eTrex 22x and eTrex 32x VS eTrex 20x and eTrex 30x