Patented designed lid. Lid can come apart for easy cleaning. Made of FDA compliant materials. Leak proof screw on lid with a visual open/close push button locking closure. Available in 3 substrates with 16 accent color options. 18-8 Stainless Steel dual wall construction with Copper lined vacuum insulation to provide optimum heat retention. 2.875" D x 2.875" W x 9" H