1 set of replacement filters with following : 4 x GAC carbon Filter GAC 10 inch Coconut shell Carbon Filter – Size 9 7/8 inch x 4.5 inch Removes chlorine, turbidity, bad taste & odors, sediment, dirt, and THMS from water. Thick Wall granular activated Carbon Filter Media, Designed For maximum contact between the water and carbon. 5 Micron nominal filter membrane included to prevent carbon fines to pass from the filter to your drinking water. Operation Temperature: 40°F to 125°F Low pressure drop across filter stage. All filters are individually wrapped. Total 4 filters, each individually wrapped. This Filter pack available with different pack 1 pack 202488793571 2 pack 202488800584 6 pack 323528982154 8 pack 202119156323 10 pack 192449764090 12 pack 192369361360 20 pack 202490151504