These paper filters are designed to properly extract the full potential of your coffee. They are made of laboratory-grade paper for consistently precise flow-through performance. Made of 100% virgin wood pulp. 100 count.

Ratio Flat Bottom Paper Coffee Filters - Pack of 100 Features: 

• 100% Virgin wood pulp
• Made of laboratory-grade paper for consistently precise flow-through performance
• Fits perfectly in the Ratio Six Coffee Makers
• Includes 100 filters
• Bottom ‘flat’ portion width: 3.5"
• Top edge of ‘ribbed’ portion height: 2.25"
• Top edge of ‘ribbed’ portion width: 5.75"
• No Manufacturer's Warranty
• Imported

Explore more by Ratio here!