It measures size L in teens or junior sizes and the following:
Bust 28 inches around
Waist 24 inches around
Leg 25 inches around to hang
Chest to waist portion is 14 inches long down
Entire romper 27 inches long
Keep in mind very stretchy. I fit in a size 6 in womens and L in teens or juniors and it fits me nicely but sizes vary.