Nunn Finer All Purpose Elastic Breastplate. The Nunn Finer All Purpose Elastic Breastplate is a favorite among eventers jumpers, and foxhunters. Its wide German elastic breast straps are durable and comfortable and won’t stretch out of shape. The rest of the breastplate is English bridle leather with solid brass fittings. Havana/Zinc, Havana/Brass, Black/Zinc, Black/Brass. Strap to girth adjusts 26″-31″; each side of fork adjusts 28″-32″.