Stanley Master Flask 750ml/25oz
* 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