Bases sold separately.
6cm x 7. Refills are sold as twin packs - a convenient way to make sure you always have a reserve on hand so you never run out.9cm | Citrus Just insert the fragrance refill into one of our decorative Yankee Candle® ScentPlug Fragrance Diffuser, plug it in, and you'll enjoy room-filling fragrance for up to 30 days each. When the oil disappears, it's time to replace.