Only worn once - no issues! I’ve added the details directly from Reformation’s website below: The details - Adjustable straps, square neckline. - This fabric is a non-stretch denim twill made of 100% Regenerative Cotton. Wash cold + line dry. The fit - Designed to be fitted at bodice with a full skirt. - Customers say this item runs large. If you're in between sizes, we recommend sizing down.