[header] How to apply a horse tail bandage [title] Use only tools and products that are meant for your horse's tail. [step] Don't use products meant for humans, like human hair brushes. Use a wide-toothed horse comb to comb out your horse's tail and gently remove debris and knots. 
[substeps] You might even consider using only your fingers to detangle your horse's tail. Combing and brushing could cause hair to be pulled out, which could hinder the growth of your horse's tail.