They RUN HUGE. Level 7 = Top [ 7-th] layerMy size is SMALL ; I’m 5’10» [180 cm] 180 lb [80 kg] XS fits me as well with a T-shirt. Armpit to armpit; XS; 51 cm [20″] S; 56 cm [22″] M; 67 cm [26″] XL; 76 cm [30″] These Parkas are Reproduction -assembled in Mexico or China-made of 100% GI Fabric lining and insulation same YKK zippers. US Flag Patch [velccro] included. This Brooklyn Armed ForcesTM Enhanced ECWCS Parka uses the same design as the cold-weather outer layer of the legendary U.S. military ECWCS (Extended Cold Weather Clothing System). Worn by U.S. forces in extreme cold and dry environments, particularly in missions requiring stationary positioning. Waterproof. Windproof. Insulated with Primaloft, a synthetic fill with thermal properties similar to down.This is the Parka (as opposed to Jacket) variant, with extended length for even more coverage in adverse environments. Brooklyn Armed Forces is an experienced maker of military issue clothing used by the U.S. Armed Forces. In most cases their private label clothing is made using genuine military fabric, and always to strict military specifications. Expect the best performance, and be confident in the mission ahead.Waterproof and windproof100% nylon shell and liningPrimaLoft fiber fill for warmthAttached drawstring hoodHigh neck for additional warmthDual-direction YKK full zip front with pullSide zip pockets with pullsDual interior mesh pocketsElastic drawstring waist and hemElastic hook-and-loop adjustable cuffsVertical zip shoulder pocket with hook-and-loop patches for identificationMachine wash and dryKey SpecificationsItem Number: Shell: NylonInsulation: PrimaLoftLining: NylonColor: OCP multicamCountry of Origin: Imported