2 roxy open back tie crop tops

They are size xs but bc of the ties that adjust the neck and back, I feel this is more so a ONE size. Fit me at a 100 pounds 36b and also 120 pounds at 36c/d The photo shown was when I was 100 pounds. Super cute but I need bras now with my tops 😂 they fit me at 120 pounds 36c as well so would say one size fits most. Listing as a small