The product contains proprietary TriDefenx? System and it acts as a full spectrum sunblock blocking UVA, UVB, IR-A and Blue light t0 protect the skin from UV damage. It strengthens skin's outer barrier and provides skin defense barrier against harmful UV rays and environmental aggressors. It is a daily essential to hydrate, moisturise and fight free radicals, as well as promote anti-inflammatory properties and skin soothing.?