Was there an item that prevented your gathering cast from being interrupted?

[Vampiregenesis]

I recall there was an item that prevented gathering interruption, however I'm not sure if it works on dragonflight, it would be useful on some nodes where there are packs around, what was the name of the item?

[Alroxas]

You are looking for mount equipment? Specifically Comfortable Rider's Barding which is created by Leatherworkers.