1.Contains a cup sleeve: The clear glass water bottle comes with a cup sleeve to provide additional protection and insulation, preventing hand burns. And the compact and lightweight design of the water bottle makes it easy to carry, whether you're at the gym, in the office, or outdoors. 2.Leakproof design: The tea infuser bottle features a leakproof mirror lid design, ensuring that you can ly keep your drink in the bottle during your travels. 3.Multipurpose: The glass tea infuser bottle is perfect for a variety of beverages, including water, juice, and tea. With the included tea infuser, you can enjoy freshly brewed tea anywhere. It is perfect for camping, hiking, traveling, yoga, kitchen, home, office, and school. 4.Tea infuser: The wide mouth opening features a builtin tea infuser. Whether filled with fruit tea or other beverages, it can easily filter out residue and make drinking tea convenient. The widemouth design allows easy filling of the bottle with ice cubes, fruit, or tea bags and facilitates cleaning.