A cuirass is a piece of armour that covers the torso, formed of one or more pieces of metal or other rigid material.
Cuirass worn by a Carabinier-à-Cheval
An Ancient Greek bronze cuirass, dated between 620 and 580 BC
Indian steel cuirass, 17th to 18th century
M1872 helmet and M1855 cuirass worn by the French cuirassiers
In classical antiquity, the muscle cuirass, anatomical cuirass, or heroic cuirass is a type of cuirass made to fit the wearer's torso and designed to mimic an idealized male human physique. It first a
Cuirass
…protects both the front and the back of the wearer. In Hellenistic and Roman times, the musculature of the male torso was idealized in the form of the muscle cuirass or "heroic cuirass" (in French the cuirasse esthétique) sometimes further embellished with symbolic representation in relief, familiar in the Augustus…
Greek bronze panoply with muscle cuirass from Southern Italy, 340–330 BC.
Muscle cuirasses on a vase from Apulia (c. 325 BC)
The Doryphoros of Polykleitos
Gorgoneion on an Athena Parthenos