This 2-pack of filter replacements is designed for LG refrigerator models such as LT500P, 5231JA2002A, 9890, LFX25974ST, and GEN11042FR. Certified by NSF 42, the filters are made of natural coconut shell activated carbon with a filtration method of carbon/charcoal. They are suitable for household use, removing chlorine taste and odor, and have a filtration life of 6 months or 300 gallons. The filters are lead-free and have a flow rate of 0.5-1 GPM, making them a convenient and efficient choice for keeping your water clean and fresh.