Crossroads Reed Diffuser Refill 4 Oz. - Lilac offers 8-10 weeks of fragrant comfort. Includes one 4 ounce bottle of fragrance and natural reeds. Use Crossroads reed diffuser refills anywhere you can’t or don't want to burn candles. They are great for use in offices, classrooms, hospitals, assisted living centers and dorm rooms. Crossroads reed diffuser refills are alcohol free for a more concentrated scent, which eliminates the need to constantly flip the reeds. All Crossroads fragrances are CARB (California Air Research Board) compliant and Made in the USA. Lilac is garden lilac, jasmine and fir.