Pajama set Extra Small - 34-35"Bust, 24-25" Waist, 33-34" Hips Small - 36-37" Bust, 26-27" Waist, 35-36" Hips Medium - 38-39" Bust, 28-29" Waist, 37-38" Hips Large - 40-41" Bust, 30-31" Waist, 39-40" Hips Extra Large - 42-43" Bust, 32-33" Waist, 41-42" Hips