We have a new addition to the insulated drink-ware line up - the 10oz Rocks Tumbler™. This is our strongest product ever as it's made of Tritan™ Copolyester. Our new universal lid fits other insulated drink-ware tumblers available in our store. The best part about it - this tumbler is made in the United States of America. BPA-Free. Designed in the USA. Tritan tumbler made in the USA. Lid made in China.