Bamboo Tumbler Leaf Design With HandleBamboos are highly renewable, sustainable and easy to grow. Keep hydrated and carry water around when you're traveling across the island you'll never know when the next water stop will be and you can always refill your container for a more sustainable habit to reduce the one time used of plastic bottles. Each design are made to represent the Philippine culture. 304 Stainless Steel Inner, With Tea Infuser, Bamboo Outer, Hot and Cold Capable, Double