The Limited Floral Summer Dress - Petite NWT Approximate Measurements as follows: Size 10P: Approx Length (shoulder-hem) 43” Approx Armpit to Armpit - 19.5” Approx Waist (laying flat) - 16.5” Size 6P: Approx Length (shoulder-hem) 42.5” Approx Armpit to Armpit - 18.5” Approx Waist (laying flat) - 15”