Singlepiece design with folding technology and a specially designed elastic mouth provides a leakproof fit for various filter cartridge containers and helps prevent pinhole leakage. Made from quality nylon for a sturdy, wearresistant bag with a safe, odorless composition. It resists deformation, delivers dependable performance, and offers a long service life while protecting against contaminants. Wide applicability: suitable for plant protection, aquaculture, and beer brewing, and ideal for filtering paints, stains, and a range of liquids. Efficient liquid filtration: fix the bag securely with an elastic strap on the bucket edge, lift to filter, and pour liquids with a smooth flow. Use scenarios Filtering paints and stains during painting and finishing projects. Filtering liquids in beer brewing or related processes. Filtering agricultural or aquaculture liquids, such as plant protection solutions or nutrient mixes.