Stanley has been building durable, rugged products since 1913. Their 25-oz. Master Vacuum Bottle continues this tradition. Classic 18/8 stainless steel finish means these bottles are naturally BPA-free, corrosion-resistant and built to last. QuadVac vacuum insulation keeps contents hot or cold for 27 hours and iced for 100 hours. Durable seals ensure leak-free use. Insulated lid can also be used as a cup. Durable corrosion-resistant finish. 11.9H x 3.5 dia. Wt: 1.96 lbs. Color:Black. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Type: Bottles.