 All measurements are in inches. Model Gen wears a size 00 (RAW) Gen would wear a size 00 that has been washed for shrinkage Gen's sizing specs are: 0'0 and 000lbs 00" chest and 00" waist Runs large but will shrink to tag size with a warm wash/soak. Wash cold, hang dry for minimal shrinkage, wash warm for more shrinkage. 