lttcbro Women's Straps Lace Babydoll Lingerie Sleepwear with G-String Dont Use AMAZON size chart; Measure your underbust line in inches and determine the corresponding sizeRemember: There are elastic ribbon arround the underbust line Material: 90% Polyester and 10% Spandex Stretch lace have spandex for better fit Elastic strap adjustable Centre Bow trimed Comes with 1 lingerie + 1 g-string