The same award-winning Rumble Jar filter, just twice the size! This larger, half gallon version works great if you're brewing for more than one person or if you'd like your batch of cold brew to last for a few days. The filter is compatible with standard half-gallon/64oz Mason jars* (not included). The brewing instructions couldn't be simpler. Just take your favorite coffee beans, grind them coarsely, add tap water and give it a rumble. Total prep time takes less than a minute, and by the morning you'll have delicious cold brew coffee ready to drink. To see what makes this filter ideal for cold brew, check out this product teardown. Includes: + 18/8 Stainless Steel Cold Brew Filter, compatible with any standard 64oz (Half-Gallon) Mason Jar* + Food-Grade Silicone Cap, Available in 2 Colors (pics below) + Cotton Filter Bag (optional 2nd stage filter) *Mason jar not included. See which jars are compatible Need a smaller/larger size? Our smaller, quart-size filter is available with or without a Mason jar. And we have a larger, one gallon size filter as well. Need coffee? Get 25% off a bag of our Coffee for Cold Brew (Coarse Grounds or Whole Beans) when purchased with any other item.