NEW Sale SOLD OUT Peter Thomas Roth Peter Thomas Roth Instant FIRMx Glow-Filter Priming Serum 1 fl oz $42.00 $31.50 Instantly illuminates skin for a more lifted and defined look with Illuminating Minerals and Diamond Powder. 5% Actigym™ Clinical Contouring Technology, a fermented marine-derived ingredient, helps sculpt the look of skin over time to define... Out of stock Add to Wish list Compare