Mastermind Kold Brew (2021 Edition) Patented. 1L Portable Coffee Maker / Cold Brewer / Travel Mug. Stainless Steel Tumbler, Magnetic Lid, Dual Layer Coffee Filter. Tea Infuser / Iced Coffee Maker
- This 1L Portable Coffee Maker pairs America's favorite tumbler with a Dual-Layered stainless steel filter, and a magnetic sliding lid. You might call it the most innovative cold brew coffee maker on the market today..
- Cold brew in only 9 hours & Hot Brew Coffee and Tea in 2.5 min. Keep drinks Cold for up to 1+ days and hot for up to 14 hours. All 3 components are dishwasher friendly..
- The Dual-Layer cold brew filter allows us the benefit of making cleaner cold brew than competitors while using a special weave that won't clog up over time. It also has mirror polished steel artwork. Dishwasher Friendly. Comes with EZ Fill Lines.
- The patented MagLid is our splash-proof magnetic sliding lid. The 2021 Edition has solved any fitment issues that occurred on older versions. It is BPA-Free Tritan, Dishwasher Friendly. The MagLid and Filter will fit USA's leading brands of 30oz Tumbler, including YETI, Ozark Trail, and more..
- Our 30oz double-wall insulated tumblers are made with copper-lined 3xx Cold rolled steel, keeping drinks cold for 1+ days, or hot for 12 hours. Our Brewers are BPA-free, dishwasher safe, cup holder friendly and have a No-Sweat-Design to make sure your hands stay dry..