- Round neckline - Long sleeve - Back keyhole closure - Elastic waistband - A-line - Material:  Self:  100% Polyester                    Lining:  97% Polyester | 3% Spandex - True to size - Model is wearing a XS The Alivya Dress has a very elegant style! The material has a satin feel - This is the perfect dress for any dressy occasion! Color Disclaimer: Actual colors may vary due to computer monitors. *Measurements are taken flat and then doubled.* Size Waist Length XS 24" 48" Small 26" 49" Medium 28" 50" Large 30" 51" XL 33" 51"