Peter Thomas Roth Instant FIRMx Temporary Face Tightener Facial Peter Thomas Roth Instant FirmX Temporary Face Tightener 3.4fl oz Price Amazon.com: Peter Thomas Roth Instant FIRMx Temporary Face Tightener Kp Peter Thomas Roth Instant FIRMx Temporary Face Tightene Apohem. Temporarily tighten your skin and rewind the clock instantly! This revolutionary rinse off formula means that the white residue is rinsed away, while active firming agents remain behind. These agents work beneath the skin's surface to help tighten, firm and smooth the appearance of fine lines, deep wrinkles and pores. Instantly look younger while minimizing crow's feet, under eye bags, nose to mouth lines and forehead creases Benefits: Provides instant skin tightening.