Come and Check Our Branding Solutions.Stainless Steel. Double walled with vacuum insulation. One touch button for leak proof lock on lid. For use with hot and cold beverages. Twist-open, easy-clean PP lid. Lid comes apart for easy cleaning. Holds up to 500 ml. (17 oz.). BPA free and FDA compliant. Will become one of your favorite travel tumblers. Pls check inventory and detailed info before placing your orders.