WoodWick Lavender Spa Candle, Medium Enjoy the soothing sound of a crackling fire now with the added beauty and texture of mottle wax and exquisite custom glass The medium jar candle fragrances up to 90 hours Specially blended lavender and eucalyptus essential oils Enjoy the soothing sound of a crackling fire now with the added beauty and texture of mottle wax and exquisite custom glass The medium jar candle fragrances up to 90 hours.