D-ring bit with copperComposition: Stainless steel and copper Effect : A D ring bit helps creating a frame and keeps the horse focused. It is a good alternative to a full cheek bit. The ergonomic cannons will fit closely to the horse's mouth as a classic simple link. Using advice : Its thin and non smooth cannons make this bit a bit harder than a regular one but the fact that it's made out of copper brings a relaxing effect. Maintenance advice: rinse the bit after each use