Zipped air vents front & back

Two zip fastening up front

Inner detachable thermal liner 

Removable hard-armour protector in back, shoulder & elbows

Various pockets with zip fastening

measures: 28' armpit to armpit, 29' nape to hem (on back) 21.5" sleeves, 23.5" down front zipper, 26" across front hem

N.B. all measurement done whilst jacket laid flat.