I waited to review as i ordered both colors and multiple sizes for comparison.

ivory is actually truly longer than the black, i wasn't sure from the photos on line, but having tried both on, ivory is longer (as shown online).

true to size/bigger: i am never sure if i should write true to size or big, but went with the xs petite (used to do everything in xs)... at 115 lbs, 30 dd chest, 26.5 in waist,t ehre was room to move super comfortably. petite for sure for me for both length at the kne