Features: Bags are labeled and color coded to corresponding micron rating: purple - 25 micron, yellow - 73 micron, orange - 120 micron, red - 160 micron, blue - 220 micron. Easy to use and reusable, easily fit 1 gallon / 5 gallons bucket. Stack the bags in exact order (smallest first to biggest - 25 micron to 220 micron), then pour the mixture into the bags. Finally, rinse each bag and collect your finished product. Made of durable waterproof nylon material, with built-in flexible cord for binding the filled bag. The bag set includes 5 pieces of filter bags. Works well in extracting oil from herbs and each micron bag provides high-grade filtration to easily extract essential oils, coffee, and other botanicals. Specifications: Material: Nylon Quantity: 5 pieces Size: 1 gallon, 5 gallon (optional) Color: Purple, Yellow, Orange, Red, Blue Micron Rating: 25, 73, 120, 160, 220 Package Weight: 160g / 5.64oz (1 gallon), 200g / 7.05oz (5 gallon) Package Size: 200 x 200 x 50mm / 7.87 x 7.87 x 1.97in (1 gallon), 250 x 220 x 50mm / 9.84 x 8.66 x 1.97in (5 gallon) Packing List: 5 x Mesh Bag