Holika Holika Watermelon Aqua Sleeping Mask formulated with 95% watermelon extract to cool and hydrate, the Aqua Sleeping Mask helps to feed skin essential nutrients and elasticity while you sleep. Antioxidant watermelon helps to protect against free radicals and brighten dull skin. Watermelon is naturally infused with Lycopene, a complex that helps the skin stay young by removing oxidants that contribute to aging.