Keep your refrigerator air fresh and odor-free with this 3-pack of W10311524 air filter replacements! These are compatible with Whirlpool, Kenmore, Amana, Jenn-Air, and Maytag refrigerators, directly replacing part numbers W10311524, 2319308, W10335147, and others. The 3-stage filtration system is seriously effective - it starts with non-woven cloth to remove large dust particles, then activated carbon fiber for odors and smoke, and finally activated carbon sponge for high-capacity contaminants. These filters are about 15 times more effective than baking soda at keeping your fridge air clean. Each filter lasts about 6 months (depending on usage), so with 3 in the pack, you're set for a year and a half! Installation is a breeze - just open your fridge, turn the filter cover left to detach, remove the old filter, insert the new one with the side facing outward, and reattach the cover. No tools needed! The dimensions are 3.3 x 1.8 x 0.7 inches, and each unit comes individually sealed to prevent moisture damage. Made from 100% safety-certified activated carbon that meets OEM standards. Your food will taste better without those refrigerator odors transferring between items. It's one of those maintenance tasks that's easy to forget but makes a huge difference in your kitchen's freshness. Plus, having extras on hand means you'll never run out when it's time for replacement!