The ribbon at the back of the neck is the type that can be untied. I haven't worn it outside or for a full day, but I have tried it on indoors once, so please purchase it if you are okay with that. Size details (refer to the information from the store where it was purchased): Free size (equivalent to M size), body width 59, shoulder width 30, total length 30, sleeve length 64 Color: Mocha Material: Polyester Accessories (tags, buttons, etc.): None Photos 3 and 4 are from the purchase site. #Women's #Women'sFashion #Tops #HighNeck #BalloonSleeve #Blouse #FreeSize #SpringClothes #AutumnClothes