What it is
This hybrid acrylic-silicone polymer forms a flexible, even film on the skin that helps hold pigments and UV filters in place and improves the wear and feel of long-lasting formulas.
Safety & warnings
As a large film-forming polymer it stays on the surface and is generally low-irritation.
Origin & sourcing
Synthetic acrylic-silicone copolymer.
Questions everyone asks
What does this polymer do?
It forms a flexible film that helps the sunscreen wear evenly and stay put.
Is it a UV filter?
No, it helps carry and hold the filters rather than absorbing UV itself.