From Pura, this set includes:  One Pura 4™ smart fragrance diffuser and two Tommy Bahama fragrances, Maui Mango and Signature Island Blend  The Pura 4 smart fragrance diffuser uses innovative smart features paired with premium, clean scents to give you the most modern, customized, and high-end scenting experience possible. Pair with premium fragrances created with ingredients that are safe and clean Together, smart vials and Puralast™ technology deliver a scenting experience of up to 120 hours Adjust fragrance intensity, set schedules and timers, and more in the Pura app Get a consistent scent experience based on the temperature in your home   Maui Mango: Notes of sweet island mango and juicy tangerine swirl with blood orange and Hawaiian pineapple to take you on a fruity, exotic escape. Scent notes:  Top: island mango Middle: tangerine, blood orange Bottom: Hawaiian pineapple  Signature Island Blend: Luscious and full, Signature Island Blend joins tropical fruits, sea jasmine, cedar, and island musk for a dreamy island experience. Scent notes:  Top: mandarin, papaya Middle: sea jasmine, driftwood Bottom: cedar, island musk Imported.