BUFFALO One-touch Vacuum Flask 350ml Blue

SKU: SN019

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
  • 304 Surgical Grade Stainless Steel
  • Vacuum Insulated for Thermal Retention
  • Leak-proof Lid
  • 350ml 6 hours above 55C | 12 hours above 40C
  • 450ml 6 hours above 60C | 12 hours above 44C 


  • Color: Blue/ Green
  • Capacity: 350ml/ 12oz
  • Dimensions: 7-1/2"x 2-1/2" x 2-1/2"
  • Super light: 240 g/ 1/2 lb