Go green with the Bamboo Fiber Tumbler! Perfect for the modern eco-conscious consumer, this tumbler is made of 70% bamboo fibers and other natural materials. Enjoy your favorite hot or cold beverage while being environmentally friendly – no fertilizer or pesticides necessary! Plus, added features like a stainless steel interior and nonslip grip make it easy to use on-the-go. 13.5 oz. capacity. Dishwasher safe. One piece natural gift box included.