Trust Inno Sense Hackamore Combi Short-Mullen Hard BitThis Trust combination bit works well for horses with a sensitive mouth, that may respond well to poll pressure over a stronger mouthpiece. The mild gag effect combined with the hackamore action and mild mullen mouthpiece would be a good option for a sensitive horse who needs a little help staying focused while jumping. Inno Sense Flexi soft bits incorporate a flexible mouthpiece. This is the only really flexible mouthpiece. The Inno Sense Mullen is a