20.9 oz. double wall 18/8 stainless steel copper vacuum insulated tumbler with push on acrylic lid.
The vacuum insulated body and copper plated inner wall help retain the internal temperature of the tumbler longer.
Built in stopper in the lid to prevent spills.
*Advertised as Hot 8 Hours and Cold 16 Hours*
Polar 20.9 oz Thermal Tumbler