Fight the disruptive effects of your screen's blue light on your skin's day-night rhythm with this anti-blue light sleeping mask. Immortelle Precious Night Mask gives your skin a "digital detox", fighting dullness as well as signs of dehydration with our anti-aging Immortelle Essential Oil and Dynamic Hylauronic Acid. It also contains L'OCCITANE's breakthrough ingredient, Immortelle Super Extract, that is a natural retinol alternative providing the same anti-aging and skin renewal benefits yet is amazingly gentle on skin. May be used as a 10-minute wash-off mask, or left on overnight for additional anti-aging benefits.