A Gambeson is a padded jacket, worn as a part of armour along with mail or plate pieces. The Strapped Gambeson is quilted and has multiple leather straps with buckles.
The Shell and Lining is 100% cotton and the padding is 100% polyester.
Measurements (for 3XL):
Chest: 136cm
Arm Length (from armpit to cuff): 65cm
Drop Length: 102cm