The product is a set of 4 Bath & Body Works Black Cherry Merlot Wallflowers Home Fragrance Refills, each containing 0.8 fl.oz. of oil. These refills are designed for wall plug-ins and come in a glass container with a scent of Black Cherry Merlot. Manufactured in 2021 in the United States, they are intended for use as room fragrance in any room of the home. Perfect for adults, these wallflower refills are a convenient and stylish way to add a pleasant scent to any living space.