Detachable down jacket in the inside with PERTEX and heat retaining KODENSHI DOWN.
There are 4 ways of wearing this unique coat. 1) Wear as is; outwear and inner down jacket together. 2) Taking out the inner down. 3) Wearing just the inner down. (same as GO11837) 4) Making use of the down tube stored in the back center as a front flap to add change the outwear silhouette.