Cut out neckline Swing mini dress 92% polyamides 8% spandex Measurements laid flat 🌼pit to pit 21” 🌼length 34” Fit advice: Take your favorite tee at home, lay flat and measure from armpit to armpit. Compare that measurement to our product measurements provided. Please keep in mind that our measurements are NOT circumference. If still unsure, measure a snug fit and loose fit from your own closet to determine your ideal range.