Herm Sprenger NATHE TN Mullen Mouth Snaffle BitWe love this bit for its ingenuity! The flexible mullen mouth made of Thermoplastic is great for sensitive horses, while the special curb provides extra chin pressure that is independent of the snaffle. Impact on lower jaw and tongue For the use of two pairs of reins The lower rein doses the effect of the chinstrap on the lower jaw Suitable for mouth sensitive horses with pronounced forward tendencies and horses that pull downwards Sliding of the