The sturdy Stanley Master Vacuum Bottle 750 ml is the ideal companion for everyone for whom only the best is good enough. The 18/8 stainless steel body has an impressive wall thickness of 1.0 mm and, in combination with the four-layer QuadVac vacuum insulation, delivers exceptional performance: up to 27 hours hot or cold. The 18/8 stainless steel sealing cup, also vacuum-insulated, keeps drinks hot for approx. 20 minutes. A matt black surface coating ensures the great look. 100% leakproof, dishwasher safe and of course BPA free.