Confused about Mac numbering on bottom of bottle.
Confused about Mac numbering on bottom of bottle. Hi! This is a rookie post regarding Mac Studio Fix NW10. Last spring, I was color matched beautifully to the NW10 shade of MAC Studio Fix. Love it. I replaced the bottle again around August, and stopped using it as much for everyday wear to try and slow my spending on make up. I recently ran out and picked up another bottle at the Ulta in Target...