Eye of Love Pheromone Drop Necklace is made with Lava Rock and works as a diffuser when sprayed with Eye of Love Pheromones.The set includes a 10ml AFTER DARK Pheromone Parfum Spray. AFTER DARK: a sultry blend of warm jasmine, lily, and creamy sweet white chocolate. Undertones of fresh grapefruit and vanilla drive him crazy with desire deep into the night.