Mammoth Ascent Tumbler 40oz Dark Blue Vacuum Insulated

The Ascent Tumbler holds 40 oz and features double-walled vacuum insulation that keeps beverages hot for up to 12 hours or cold for up to 36 hours. Built from 18/8 stainless steel with a powder coat finish in dark blue, it has a secure, easy-grip handle and fits most cup holders. The lid includes a rubber gasket, stopper, and flip-up straw for convenient drinking. It’s dishwasher safe for easy cleanup.