An elastic top nylon bag of coarse mesh with a curved bottom and straight cut top, 18 ½″ × 20″. This extra large Coarse Mesh Straining Bag is perfect for your larger steeping and straining home brew jobs. It measures 18.5' by 20', and has a variety of other beer and wine making uses. Reusable and easy to clean and sanitize, it is a handy addition to your homebrew equipment.