We offer this 30oz insulated tumbler with a Double wall vacuum insulating body to ensure that it is incredibly good at heat preservation. Every tumbler was tested to guarantee its high vacuum degree to keep your drinks cold and hot for several hours.

The travel tumbler has a completely closed clear lid and the silicone gasket on the lid ensures that the tumbler is 100% leak-proof and dust-proof.

The ergonomic design allows one hand to use double-layer insulated water cups. The proper diameter allows it to be carried in a variety of ways, such as a standard bicycle bottle holder/cage, an adult backpack with external pockets, or a car cup holder.

Our tumblers are BPA Free, and have a durable coat of color that won't fade, peel, or crack and also provide additional grip to the Tumbler exterior. They are all made of high-quality stainless steel.

Perfect for various occasions, this tumbler is an ideal companion for outdoor adventures, road trips, and sports events. Additionally, it serves as the ultimate travel cup, allowing you to enjoy your favorite coffee from the comfort of your home to your workplace. It's also fantastic for preparing a refreshing drink before bed, ensuring hydration throughout the night.