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Take your horse through the very first steps of desensitizing. This is a gradual process that build your horse's confidence.
After you feel like you've gotten decent control of your mule in the halter and on the lead rope, you can start to work on a little more desensitization. The spots that Ty likes to really focus on are their legs and blind spots.
22 Foot leadline is attached to the halter for leading.
A correct approach can build bravery into your horse.