EVA Girth Channel Pony Training Snaffle Bit The bib acts to hold The bib acts to hold the reins closer together for more control and prevents them from going over the horses head Removes excess scale and oils commonly produced when the skin is infected Not only does it help prevent galls pinching and rubbing it also protects the girth from absorbing sweat thereby reducing the need to wash the girth as often and so extending the life of the girth Larger stables find girth channels an invaluable tool as the girth channel is also easily disinfected which helps prevent the spread of bacterial and fungal infections where the same gear is used on multiple horses