The Bath & Body Works Pineapple Mango Wallflower Refill Bulbs come in a set of 2 glass bulbs, designed for use with Wall Plug-In diffusers. Made in the United States, each refill bulb contains 24ml of pineapple mango scented oil, perfect for creating a fragrant atmosphere in your home. The Wallflower Refill Bulbs from Bath & Body Works are a convenient and easy way to enjoy your favorite scent throughout your living space.