Flex Collars. How to fit an ECT Educator / Mini Educator to a tactical bungee collar strap. This video is made for e-collar units that have 3/4" wide slots (ET 300, 302, 400, 402; EZ 900, 902, 903, 904; ME 300, 302; PG 300, 302)

Flex Collars. How to fit your e-collar unit to a tactical bungee collar strap. This video is made for e-collar units that have 3/4" wide slots (DogTra 640, E-collar Technology, Garmin or similar).