20-oz.-capacity double-wall stainless-steel vacuum-insulated tumblers with straws and lids
Dual-lid opening with flip-back sealable spout and sealable straw insert
Dishwasher safe and BPA-free
Copper insulated lining
Heritage uses high quality food-grade 18/8 stainless steel and a copper lining to insulate your beverage. The stainless steel and copper lining work together to further insulated your beverage, retain temperature, and help against corrosion. Keep your beverage cold for up to 12 hours and hot for us to 6 hours.
