iPower 1-Gallon 4-Bag Herbal Ice Bubble Hash Bag Essence Extractor Kit Free Carrying Bag & Pressing Screen Compatible for use with 1-gallon buckets or tubs Bags are labeled and color coded to corresponding micron rating. Larger bag assortment allows for more exact filtering into different grades Includes black carrying bag for easy storage. Free 25 microns pressing screen included (a 15 dollar value) Made of durable waterproof coated nylon material, with built-in flexible cord for binding the filled bag