Peter Thomas Roth Peptide 21 Wrinkle Resist Serum by Peter Thomas Roth for Unisex 1 oz Serum Size:1 oz non sticky texture that penetrates into Doctor Babor Refine Cellular non sticky texture that penetrates into skin immediately Boasts a sweatproof & waterproof formula for long lasting protection Contains patented Mexoryl® SX & XL filters to protect skin against UVB & UVA rays Blended with Life planktonTM to hydrate skin for twelve hours Provides soothing & anti wrinkle benefits Leaves skin firm This foundation easily floats over fine lines and wrinkles and protects against sun damage with SPF 28 This formula is suitable for all skin types and helps improve skin elasticity and radiance to even the skin texture and tone Infuse the skin with a youthful glow while reducing the signs of fine lines and wrinkles with this serum