Lying flat and unstretched, the dress has the following approximate measurements: Underarm to underarm: "17.5" Sleeves: 19" and 12.5" (outer and inner, respectively) Back length: 38" All preowned items are sold AS IS. I do my humanly best to describe them accurately and disclose any issues. Returns are accepted within 14 days. We are not responsible for outbound or return shipping, which must have Also, unless specifically noted, the photos I upload to are an accurate representation of the item's color. However, there is always the possibility that the color may look differently on your monitor for a variety of technical reasons. Payment is due within two (2) days and I will endeavor to get your purchase into the mail within one business day. International shipping is available. Items are shipped via USPS first class or priority, depending on weight. Neither of those classes of service have delivery guarantees. Please understand I will not accept any responsibility for international shipments, nor will your item be replaced or refunded. Also, please be aware of your country's customs regulations and that you may be liable for payment of duties. Thanks for looking!