This knight hauberk is handmade with a European 4-in-1 chainmaille weave. Chainmail shirt, Chainmail armor, Chainmaille hauberk, SCA Armor, Medieval Renaissance Clothing Men The wire thickness is 18 guage. The chest size width stretches from 15 inches to 21 inches across when the hauberk is measured flat. It is comparable to a men's size Medium with thicker clothing like a sweater on underneath, otherwise it may fit a men's shirt size large without substantial clothing underneath (like just a cotton t-shirt). The hauberk is a short-sleeve design. This item does meet the minimum requirements for role play. However, please note that it is more costume clothing article than protective gear. History era of Renaissance and Medieval: Renaissance shirt, Medieval reenactment, Medieval armor, Renaissance armor, Medieval chainmaille