Usage Tips:Comprehensive Pack: Receive an ample supply of 500 disposable coffee filters, ensuring a long-lasting stock for both daily and occasional use. Each filter is meticulously designed to fit standard percolators and espresso machines, making it a versatile choice for various coffee brewing methods. Perfect Fit Design: These filters are universally compatible with coffee percolators and brewers, featuring a diameter of 3.75 inches (95mm) and a pre-punched center hole of 0.39 inches (10mm). perfect for both vintage and modern coffee machines, they ensure a snug fit and excellent filtration capabilities. Optimal Coffee Brewing: Enjoy a clean, rich-tasting cup of coffee every time, thanks to these filters that prevent grounds from entering your brew. The robust construction prevents rips and tears, ensuring a reliable and mess-free brewing process in every use. Versatility and Convenience: perfectly suited for home, office, and outdoor use, these coffee filter discs are essential for anyone looking to make a great brew with ease. Perfect for traditional coffee brewers, percolator pots, and even contemporary espresso machines, they offer functionality and convenience. Please note:There is a slight color difference or difference in kind, it does not affect the use, please do not mind, thank you! Colour:White Material:paper Package Contents: 500 x Percolator Coffee Filters Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.