The product is a set of 18 Genuine Panasonic Type U3 Upright Vacuum Cleaner Bags, specifically designed for Panasonic upright vacuums. These bags are compatible with models that use the Type U-3 bag, such as the MC-115PT model. Made in the United States, these bags are a suitable choice for maintaining the cleaning efficiency of your Panasonic vacuum cleaner. Two open packs with a total of 18 bags included, this set provides a convenient solution for keeping your vacuum cleaner in optimal working condition for an extended period of time.