Key benefits Turns your existing jar kits into a portable home iced coffee maker for convenient cold brew. Also suitable for hot or iced tea, nut milk, infused water, or filtering any liquid. Simple and reliable: insert the filter into the jar, add the proper amount of ground coffee and water, close the lids, refrigerate 12 hours, and enjoy. filtration: the filter is made of foodgrade stainless steel mesh; ground coffee stays contained, with no grounds leaking into the liquid and the mesh remaining unclogged. How to use Put the filter into the jar. Add the proper amount of ground coffee and water. Close the lids and refrigerate for 12 hours. Remove the filter and enjoy a smooth cold brew, tea, or other filtered liquids as desired. Materials and compatibility Material: foodgrade stainless steel mesh. Compatibility: designed to work with standard jar kits for easy conversion to a portable filtration and brewing system. Use scenarios Home cold brew coffee: transform a regular jar into a readytobrew cold brew maker, ideal for preparing ahead for the week. Tea infusion: brew hot or iced tea by using the filter to hold the tea leaves while the liquid steeps in the jar. Nut milk, infused water, and more: filter liquids such as nut milks or infused waters, or even cocktails, with easy cleanup and reliable filtration.