The Bath & Body Works Caramel Apple Wallflower Refill Bulbs Twin Pack is a set of two regular 0.8 oz glass bulbs filled with liquid fragrance in the scent of Caramel Apple. Designed for wall plug-in use, these refill bulbs are perfect for home fragrance and odor elimination. Made by Bath & Body Works, this Twin Pack features deodorizer capabilities and is suitable for any room in the house. Each bulb releases a delightful aroma to create a cozy and inviting atmosphere.