What is the M2 Eyebrow Renewing Serum (BRS)?
The Eyebrow Renewing Serum (BRS) is an active serum designed to give new life to your eyebrows, making them thicker, longer, and stronger.
https://www.m2beaute.com/en/eye-care-faqs/m2-beaute-eyebrow-renewing-serum/what-is-the-m2-eyebrow-renewing-serum-brs