Requisite flat back grooming brush the requisite flat back grooming brush is a great multi use addition to your grooming kit it can be used for removing grass stains dirt dried sweat and mud from your horses coat as well as horse hair from rugs and saddle pads the requisite flat back grooming brush can also be used for cleaning hooves as the plastic back and short stiff bristles wont rot if regularly immersed into water plastic back short stiff bristles purple