Sizes:
Jackets are tagged: 34R (small reg), 36S (small short), 36R (small reg), 36L (small long), 2-38R (medium reg).
One jacket is missing it's size tag but fits in the same S/M range.
Pants are stamped: 31x33, 29x33, 30x31, (2) 31x31, 34x35.
One pair isn't legible and the other isn't stamped but both fit in that S/M range.