This is the GU Back Button Blouse (Long Sleeve) Z+E. This blouse features a back button detail. It's a simple yet elegant piece that looks great from the back too. Easy to pair with skirts or pants, it can be worn in a variety of situations, from the office to going out. 【Size】M 【Material】100% Polyester 【Specifications】Button closure at the center back, 5 buttons Please comment before purchasing. This item has been used and stored at home, so please refrain from bidding if you are sensitive to such things.