Double walled mountain tea tumbler.  Stainless steel with removable infuser.  Stays cold for 20 hours and hot for 10.  Leak proof.  22 oz. Or 650 ml.

AI says....

Introducing the Steepware Tea Tumbler, a versatile travel bottle designed for the adventurer in you. Crafted from high-quality stainless steel and silicone, this bottle comes in a gorgeous goldenrod color and includes a strainer for your convenience. With a volume of 22 fl oz and a height of 11 in, it's the perfect companion for any hiking, hunting, or meditation trip.

This reusable tumbler features a unique screw-on top with a leak-proof, refillable drinking spout and an infuser for your favorite teas. The handle ensures easy transport, while the insulated design keeps your beverages at the perfect temperature. The Everest Model meets California Prop 65 Warning and is personalized with customizable options. Made in China and weighing only 13.1oz, this tumbler is the ideal choice for anyone who wants to stay hydrated while on the go.