Stainless Steel dual wall construction. Vacuum-insulated liner maintains optimal drinking temperatures. Sweat-free design. Features unique, spill-proof AS plastic flip top design with Tritan snap locking closure lid. Durable powder coated finish. Lead-free vacuum seal. 7.375" D x 3.25" W x 3.375" H. Contrast in colors and powdered coating gives it a contemporary look that is perfect for holiday gifts.