MaXtractor Extractor bag, 19 L, Set of 3, 25, 73 and 190µm. Add plant parts such as flowers or petals to a bucket with very cold water, ice cubes to it - the cold makes resin glands solidify. Mix 10 - 30 minutes with the blender, refrigerate 15 - 30, add ice. The colder the better! Insert sieve bag ..