Lester Goldman wrote a review of Stanley Classic Vacuum Bottle - 2qt on January 17, 2012
My first one lost it's vacuum in only 2 months. My second one lost its vacuum after only 2 1/2 months. My e-mail to Stanley asking for another replacement was completely ignored. DON'T WASTE YOUR MONEY!!! Do yourself a big favor & get the Thermos brand by Nissan. It really does last a lifetime.