pure instinct roll-on - the original pheromone infused essential oil perfume cologne - unisex for men and women - tsa ready pure instinct pure instinct pheromone sex attractant new packaging - .34oz roll on applicator bottle the gender friendly sex attractant. only the highest quality of pheromones are used in this rich combination of rare fragrant essential oils. this fine fragrance is light and sensual, it's not made to be overpowering so you can wear it alone or combine it with your favorite cologne.