Shop our custom 20oz Dual Lid Tumbler. This double-walled, vacuum insulated tumbler design provides an air seal which keeps your drinks cold for up to 24 hours and hot for up to 12 hours. When filled with a hot drink, the outer wall will stay cool to the touch. When filled with a cold drink, you won’t get condensation or sweating on the outer wall. Create your own design, add your logo or let us help create one. This tumbler makes the perfect gift for your loved ones or even keep it for yourself.