Made of FDA compliant materials. Fits in corporate and personal coffee machines Features lip and finger grooves that allow you to position the drinking spout without even looking. Patented designed lid 18-8 Stainless Steel dual wall, Copper lined vacuum insulation Vacuum insulation provides optimum heat retention at least 6X longer. Includes a leak proof screw on lid with a visual open/close push button locking closure. Lid can come apart for easy cleaning. Complies with FDA. 2.875" D x 2.875" W x 7.25" H