Join Date: Dec 2010
Location: southern Arizona
I don't think Mylar uses plastic. FWIW, my horses act the same regardless of what kind of metal the bit is made of. I've never seen a difference in salivation between copper bits and stainless steel. That doesn't mean it works that way with all horses, just mine.
... Energy is an admirable thing, but the energy of stupidity seldom avails much..." - On Seats and Saddles (1868), Francis Dwyer, Major of Hussars (light cavalry)