From their Facebook post:
To express our appreciation for all your support to Dermaskinshop SG, we are giving away 100 sets of 2-step glow skincare kit worth $31.80.
Each kit consists of 1 x Exuviance Professional Rejuvenating Treatment Masque 10g and 3 x Exuviance Restorative Complex 2ml.
To redeem, simply comment 'I want to redeem' below and drop us a DM!