Keep your ideas flowing with a set of four pens that diffuse delightful scents as you write. Each pen contains essential oil blends from a different scent family- In Bloom, Crisp Mountain Air, Citrus Grove, and Walk in the Woods. Simply lower the tabs to diffuse scent-or shut them to use as a regular pen. Pen writes flawlessly with elegant 1.0mm ballpoint tip and an incredibly comfortable grip.