Double-breasted perfection! The jacket can be buttoned up either side. I have done a cold-water rinse once, and it is still very rigid to be broken in by its forever owner. More details from the Mister Freedom fine denim site: Pattern: An original mfsc pattern inspired by vintage French military chore jackets aka bourgerons, specifically the early M23 version issued to tankmen and armored vehicle mechanics. Fabric: Sturdy 14 Oz. “401 Hawaii” dark indigo-dyed denim twill, a blend of 50% cotton and 50% recycled sugarcane fibers. White w/ green line selvedge ID. Milled in Japan exclusively for Sugar Cane Co. Double-breasted pattern with attractive front panel curvature. Late 1800’s uniform back panel tailoring. Stand collar pattern. Double button cuffs with indigo-dyed poplin facing. Two front bottom pockets. Two concealed chest pockets, passport and phone size, mfsc striped ticking fabric. Buttons: 1930’s style metal tack buttons with black painted finish. Fabric selvedge featured in the rear panel center splicing seam. Original mfsc “Pioupiou” woven rayon label.