Meet the Master Series. The best of the best, designed to be above and beyond what your average Joe needs to enjoy his joe (that's American for 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.
QuadVac insulation keeps drinks hot (or cold) for 27 hours (based on FDA standards) or iced 100 hours.
* Four layers of protection from convective, conductive and radiant energy transfer.
* 1.0mm 18/8 stainless steel the strongest youll 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.
* Vacuum insulated 18/8 stainless steel Cup keeps drinks hot 20 minutes.
* Capacity: 750ml (25oz)
* Weight: 890g