A horse muzzle comprises: a nose band a head strap extended from the nose band a mouth cover flap extended from the nose band and side edges of the mouth cover flap defining lateral openings for a bridle bit. A horse muzzle also comprises a nose band a head strap extended from the nose band a mouth cover flap extended from the nose band and made at least in part with flexible mesh fabric. The horse muzzles may be used for trail riding or riding in general when a bit is used.