Here is the 20oz/600ml double walled stainless steel Tumbler With spill-proof lid.Our insulated steel tumbler comes with a double wall technology that keeps your water cold for up to 24 hours and hot for up to 18 hours so that you can sip through the day without worry.It can easily clean the entire inner surface of the tumbler and can easily reach anywhere.Suitable for use indoor&outdoor, such as home, parties, travel, school, riding,and office time.Multi-color options and customized logo are available.
