Farm Cottage Brands Field Cleaning Kits. A zipped cleaning cleaning pouch for 12 and 20 ga shotguns. The pouch is ideal for when you’re on the move or in the field with everything required for keeping your shotgun maintained without a full break down. The kit includes multiple sizes of brush and jag to suit calibre as well as a cable with ‘T’ handle to attach them to; cleaning patches and an empty bottle (please note this needs to be filled).