The beautiful 100% eco-friendly bamboo exterior of this tumbler not only provides that beauty and elegance, but the double-wall stainless steel keeping cold drinks cold and hot drinks hot brings comfort and ease to all users. With a 17oz capacity, a free tea infuser, and strainer ...The beautiful 100% eco-friendly bamboo exterior of this tumbler not only provides that beauty and elegance, but the double-wall stainless steel keeping cold drinks cold and hot drinks hot brings comfort and ease to all users. With a 17oz capacity, a free tea infuser, and strainer, as well as a free carrying case, this tumbler set is able to suit all your needs whether it's at work, at the gym, or on the go! Perfect for anyone, anywhere this bamboo tumbler with a detachable tea infuser is ideal for all tea lovers in your life, those who are looking for an environmentally friendly water bottle, or those who are just constantly on the go.