Includes a leak proof screw-on lid with a visual open/close push button locking closure. 18-8 Stainless Steel dual wall, Copper lined vacuum insulation Patented. Vacuum insulation provides optimum heat retention at least 9X longer. Deep draw liner for a more permanent vacuum insulation. Lid can come apart for easy cleaning. Features lip and finger grooves that allow you to position the drinking spout without even looking.
2.75" D x 2.75" W x 9.25" H