FCE best Chinese Mandarin wrap silk jacket

Product Name: FCE best Chinese Mandarin wrap silk jacket
This lovely silk wrap jacket is by FCE, Made in China. Dry clean. The fabric content tag best says 100% line. I don't have any idea what that is and can't seem to find out anywhere. It is silk. Beautifully made in a wrap style with long raglan cut bell sleeves. It has 2 rows of 3 button and loop closures on the top side with a string tie at the waist. The outer fabric is black with sheer burn out floral detail that shows the hot pink lining in a muted tone. The solid trim going down the side is wine and mauve/pink. It has side vents. Marked size M. It measures 31" long. Laying flat seam to seam it's 20" across under the arms, 18 1/2" at the waist, 21" at the hips. I ship same or next business day.