78% Merino Wool 22% Nylon 160 gsm Very lightweight and soft! Great dress for any season. Is known as the 100 day dress. Has a few small holes and then some signs of wear as shown in pictures. There are a few other smaller spots of wear not pictured, such as by the left arm pit. This dress still has plenty of use left! Price is reflected based upon imperfections. As per the website: Sizing tip: The Rowena is swing fit. Fitted around the chest, then flares into a roomy, A-line silhouette