NIB - Pure Heals - Propolis 80 Sleeping Mask 100 mL Editor's Note Catch up on some beauty sleep with this sleeping mask! Infused with 80% propolis extract and 13 kinds of botanical oil, it moisturizes, soothes and brightens skin, leaving it glowing and wrinkle-free. All ingredients are EWG-certified and can be used on sensitive skin. At the last stage of skin care, apply a proper amount onto face. Spread evenly and pat for optimal absorption. Rinsing after application is not necessary.