Slatkin & Co. Peppermint Bark Wallflowers Home Fragrance Refills, One Box of 2 Bulbs, as sold by Bath and Body Works .8 fl oz/24mL per bulb (1.6 fl oz/48mL total) Bath & Body Works Slatkin & Co Wallflower Refills Scent: Peppermint Bark Size: .8 fl oz each Lasts approximately 8 weeks