Hi Samantha,
You're right, we sell sweatshirts that are slightly cropped! Here is the size chart for your future reference :)
Size 0 (XS): US 0–2, Width 23', Length 21'
Size 1 (S/M): US 4–6, Width 24', Length 22'
Size 2 (M/L): US 8–10, Width 25', Length 23'