'Anorak' fits this description...
A Bolero blouson
Jerkin
bolero
A stole.
Jacket!
Bolero jacket is sort of a wrap around the shoulders
ETON
baju
garment
No, "jacket" does not contain a short vowel. The "a" in "jacket" is a long vowel sound.
Both vowels in the word jacket are short sounds.
Jerkin or Reefer