Stainless Steel Tumbler with Copper Lined Insulation Insulated Cup

This tumbler is double walled and made from high quality food grade 18/8 stainless steel that will not break. The exterior of the inner wall in the vacuum insulation is lined in copper for increased insulation effect keeping your favorite beverages cold or hot two times longer than traditional mugs. The crystal clear and BPA free lid with ring gasket tightly covers the 30 oz stainless steel tumbler which can be put on the cup holder of most cars. The silicone seal fits tight keeping beverages hot and preventing spills. The handy 30 oz size is travel friendly making it a perfect alternative to the larger tumbler and ideal for coffee lovers on the go. It is both hand wash and dishwasher safe.