BUFFALO Free II Vacuum Mug 350ml Sliver

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Our exclusive Microvent™ detachable screen filter is made of high-quality 
laser-etched stainless steel for the best filtration possible. Catch even the smallest coffee grounds and tea leaves faster than paper filters Buffalo Free Series Vacuum Insulated Mugs let you enjoy healthy teas, soups, and hot beverages the way they’re supposed to be, anytime, anywhere.


  • Laser-etched Microvent screen filter
  • SUS 304 food grade stainless steel
  • Vacuum insulated for thermal retention
  • Leak-proof lid