Trust Sweet Iron Loose Ring Gag Waterford BitWe love this Trust Sweet Iron Loose Ring Gag Waterford, in soft hands this mouthpiece is friend but if need be with a strong hand the bit can be sharp. The Sweet Iron bits are made of steel and have a recognizable blue color. Sweet Iron will rust when it comes into contact with humidity, the surface rust tastes sweet and naturally stimulates the saliva production. This will cause the horse to salivate more, which in turn will encourage a better