Shimamura Balloon Sleeve Smock Blouse Cardigan Can be worn either way (front or back). I think I bought it at Shimamura. It's labeled as size M, but it's quite large. The ribbon part is in the state shown in the photo. Width (measured under the armpits): 57cm The ribbon can still be extended. Length: 75cm Lightweight white balloon sleeve shirt. - Color: White - Design: Balloon Sleeve - Style: Flare - Neckline: Round Neck - Sleeve Design: Elasticated - Material: Lightweight material Thank you for looking.