These 20 - pack vacuum filter bags are a great solution for maintaining the performance of your vacuum cleaner. They are designed to be compatible with a wide range of models, such as the Windsor Sensor S - 12, S - 15, S2 HEPA, XP12, XP15, XP18, SR12, SR15, SR18, and Versamatic Plus. Moreover, they also fit certain upright vacuums from Sebo C, G and X series and some Kenmore Professional models that use Kenmore Type W 50015 bags. The product size is 12.87 x 9.25 x 3.86 in. and it comes in a package sized 12.9 x 9.3 x 3.9 in. with a weight of 0.4 and a package weight of 0.5. They are a perfect aftermarket replacement for 5300REP. If you're not certain whether it matches your vacuum, just contact us before buying. These bags can effectively filter dirt and debris, making your cleaning process more efficient and keeping your home cleaner. They are suitable for daily household cleaning, providing convenience and a better cleaning experience.