Natural Material: Our coffee filters made of oxygen-bleached wood pulp (chlorine-free) guarantee a non-toxic, odorless filtration, The filter papers effectively retain coffee grounds and oil residues while preserving the full aroma of your coffee – for a pure, flavor-intensive cup without bitterness Perfect Fit & Corrugated Design: With dimensions of 10 cm × 4.5 cm (3.94" × 1.77"), the filters fit ideally into hand-brewed coffee filter cups and household coffee machines, The wave-shaped corrugated edge ensures... Quick & Easy Application: Simply insert the basket filter, pre-wet with hot water, add coffee powder, and the aromatic filter coffee flows without the need for post-cleaning, The disposable filter papers save time and can be disposed of hygienically High-Quality Packaging & Quantity: Delivery contents: 100 pieces per pack – ideal for frequent use at home, in the office or café Broad Compatibility: Compatible with most coffee filter holders and household coffee machines.