http://www.thermos.com/

http://en.wikipedia.org/wiki/Vacuum_flask

http://www.thermos-bottle.com/

http://www.alibaba.com/showroom/Thermos_Flask.html

http://www.target.com/gp/search.html?field-keywords=Thermos-Flask

http://www.alibaba.com/showroom/Vacuum_thermos_Flask.html

http://inventors.about.com/library/inventors/blthermos.htm

http://www.shopping.com/xGS-Thermos_Vacuum_Flasks

http://www.thefind.com/kitchen/browse-thermos-stainless-steel-flask

http://www.howstuffworks.com/thermos.htm