Don’t forget nasal strips (open up a horse’s airway), Kant-See-Backs (sheepskin covers for cheekpieces), ear plugs, Murphy blinds (keep a horse’s head straight, usually seen on harness racers but rarely on the flat too), shadow rolls (which can be divided into large, small, turn-up, rubber, etc.), ear hoods, lip cords, lip chains, jaw straps, overchecks, Kineton/Puckle nosebands, etc. etc. etc.