French mouth bit 20mm thick cannonsComposition : German Silver (65% copper, 23% zinc, 12% nickel) a relaxing and solid alloy. Effect: thick cannons. The French mouth frees the palate from any pressure. Tips: this bit is very simple in terms of action. The very large rings offer an optimum direction and a light lever action. Maintenance advice: rinse the bit after each use to prevent any residue deposit and to avoid your horse to feel any discomfort.