14 oz Persona? Wave Vacuum Tumbler

18-8 Stainless Steel dual wall, Copper lined vacuum insulationVacuum insulation provides optimum heat retention at least 9X longer.patented designed lidFeatures a lip groove that allows you to position the drinking spout without even looking.Includes a leak proof screw-on lid with a visual open/close push button locking closure.Lid can come apart for easy cleaning.Available in 16 different colors.Made of FDA compliant materials.