Universal, perfect for most 1.0 and 2.0 reusable K Cups, compatible with for K eurig 1.0 and 2.0 coffee maker models perfect for single-cup coffee, the filter paper is thin enough not to split or leak, and not too thick to waste coffee. Made of natural and biodegradable paper material, no residue, no harm to the body. Not easy to tear under high pressure hot water. To provide you with coffee Filter paper can filter most coffee powder, making the taste more silky and creamy Just flip and toss to to your . Cleaning is a breeze and saves time. Colour:White Material:Food-grade filter paper Size:57x57x54mm Package Contents: 400 * coffee filter paper cup 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.