Bundle: Whirlpool W10311524 AIR1 Refrigerator Air Filter 2 Pack & Whirlpool Freshflow Produce Preserver - W10346771A, 2-Pack & Whirlpool PUR Adv'd Fri Whirlpool Genuine OEM Compact filter for quick and easy cartridge change Eliminates harmful chemicals to provide great tasting water Filter uses PUR Water Filtration System