HOTTER LONGER. TOUGHER FOREVER. Meet the Master Series- Stanley Master Flask 1.3L/1.4oz. The best of the best, designed to be above and beyond what your average Joe needs to enjoy his favourite coffee.
Our thickest steel. Our best thermal performance. Being a Stanley Brand, you know it's Built for Life. Being a Master Series, it's built for Life and then some.
The Master Vacuum Bottle 1.3 litre (1.4 qt) is made for the toughest of the tough. For those who demand the very best in durability and performance.
QuadVac insulation keeps drinks hot for 40 hours (based on FDA standards), cold 35 hours or iced 160 hours.
Four layers of protection from convective, conductive and radiant energy transfer.
1.0mm 18/8 stainless steel the strongest you'll find by far. Rust-proof + naturally BPA-free.
Additional wall gap in vacuum body - 60% wider than leading competitors
Steel-lined pour thru stopper - no plastic contact for contents.
Robust steel handle with molded silicone grip for comfort.
Vacuum insulated 18/8 stainless steel Cup keeps drinks hot 20 minutes.