Jump'in Leather Full Cheek BitWe love this bit for the leather mouthpiece that over time molds perfectly to your horse's mouth! Great for sensitive or mouthy horses. Features 50 mm rings and a 21 mm thick mouthpiece made of nylon lined leather. Leather Jump' In bits are very soft and comfortable for horses. Unlike stainless steel, sweet iron, or other alloys, leather prevents too harsh a contact. Full Cheek Bit 50 mm rings 21 mm thick mouth piece Nylon lined leather Leather