Vintage Y2K distressed a-line denim dress tunic

EUC USL - best guess. There are zero labels. Mannequin is 36B/C bust with a 26” waist - so a solid US8 or Medium Palest blue denim Slightly distressed palest lightweight sleeveless denim dress. High neck with keyhole opening and button at back. 2 side pockets. Can’t recall exactly when I got this but best guess is pre Y2K. Its a soft lightweight class dress. Z0802