Garmin® introduces new additions to the Oregon handheld Family - Garmin Blog
GPS TracklogGarmin Oregon 450 and 450t announced - GPS Tracklog
Amazon.com: Outdoor Gomadic Waterproof Carrying case Suitable for The Garmin Oregon 450 450t 550 550t to use Underwater - Keeps Device Clean and Dry : Electronics
Hiking Handheld GPS Protect Silicon Rubber Case for Garmin Oregon 450 450T Skin | eBay