Fairfax Double Separate HeadpieceGB Patent 2540305B, 2517150B & 2544761B Strategically placed padding lifts the bridle clear of the crucial TMJ: relieving pressure here is associated with increased freedom of movement. The regular headpiece features a central lozenge to provide optimal stability, but if your horse has an enlarged crest, a forward bridle groove, or is sensitive around the ears, we recommend you choose the stallion headpiece which has straight sides and so is narrower