This Buttercream - 24 Wrapped Tarts Wax Potpourri is created by Yankee Candle®. This wickless wax tart melts quickly to produce room-filling fragrance in minutes. It works in all electric and non-electric Yankee Candle® warmers. Burn Time is up to 8 hours and is made from premium-grade paraffin wax that delivers a clean, consistent burn.