Garmin Montana 650t 650 600 Montana Case, Heavy-Duty in Black with Cord Loop & Lanyard with Clip. Garmin MONTANA 650 680 610 600 CASE MADE IN THE USA by GizzMoVest LLC. Custom-Molded Military-Grade Easy-Grip Textured Hard Rubber and 1/8" high-density foam (impervious to water) adds shock protection and a tactile grip for your Garmin Montana. Versatile 6-hole Cord Loop system AND Belt Clip allows securing the Garmin Montana to your belt or pack-strap. Adjustable Wrist Lanyard and Safety Clip included. Deeply-recessed screen opening maximizes protection for your Garmin Montana. Compatible with our Belt Clip Accessories. Rugged, yet lightweight - 2.8oz.