Peter Thomas Roth Blue Marine Algae Intense Hydrating Mask has the following features: Infused with minerals and proteins, it takes a deep dive into refreshing hydration with this deeply hydrating and nourishing gel mask. Glacial lake Blue Marine Algae help defend against the damaging effects of dehydration with vital nutrients and moisture. Rich Tea sourced from Korea's Jeju Island helps deliver replenishing nourishment to depleted skin. Sourced from Arctic glacial ice, Antarcticine helps create an eco-bubble over skin to help with varying environmental attacks that can increase the signs of skin aging, dehydration lines and the development of visible wrinkles. Helps smooth and plump the appearance of skin by promoting the growth of collagen and elastin, leaving it looking soft and instantly hydrated with a dewy, radiant glow.