The Myler Level 2 Sweet Iron Low Port Comfort Rawhide 2-Ring Combo Snaffle Bit is a stainless steel 2-ring combination bit with a rawhide noseband, 4 3/4" Shanks with sweet iron low port comfort snaffle (MB 04, Level 2) copper inlay. This mouthpiece is made of polished Sweet Iron which naturally oxidizes or rusts. Harmless to horses, it has a sweet taste and promotes salivation.