The ORIGINAL industrial grade compost tea bagMade with durable 400 micron mesh, heavy-duty binding and superior hardware, the BioExtractor Bag is built to last!Biologically tested and designed for optimal extractionEasy to use, easy to clean, quick drying and sterileDesigned and manufactured in the USA SMALL 6″ x 24″ MEDIUM 18″ x 24″ LARGE 18″ x 36″ (Cylindrical) The BioExtractor Bag™ is the ORIGINAL compost extraction product and the LAST ONE YOU WILL EVER NEED TO BUY! This hand crafted 400 micron nylon mesh extractor bag is perfect for allowing the beneficial microbes and soluble components of organic inputs to liquefy for easy application through irrigation lines and foliar sprayers. The fabric does not absorb liquid, preventing bacterial build-up within the bag fibers making this product sterile and easy to clean. Proudly designed and manufactured in the USA.