One replacement water filter for use with Soma pitchers Product info from manufacturer: BETTER TASTING WATER: filter your drinking water for improved taste and odor, with reduced cadmium, chlorine, mercury, copper, and zinc. HEALTHY & SUSTAINABLE MATERIALS: Soma filters use natural activated carbon made from coconut shells, which is highly porous to maximize the amount of contaminants it can trap. The entire filter is made from 60% plant-based, renewable materials to cut down on petroleum-based plastic. 2 MONTHS OF CLEAN FILTRATION: each filter provides two months of clean, fresh and delicious drinking water. We are Full Circle, a New York based B-Corp that creates sustainable and thoughtfully designed home care products, while being plastic net zero.