This eye-catching, reusable stainless-steel tumbler features Therma-S'well® Technology to keep chilled drinks cold for 18 hours and warm ones hot for 5. The wide-mouth rim, Slide-Open Lid and flexible stainless-steel straw make for easy sipping, and the condensation-free exterior won't sweat in your hands or bag. 3.5" x 3.3" x 7.7" 0.71 lb. Holds 24 oz. BPA-free; BPS-free 18/8 stainless steel/Tritan plastic Dishwasher safe Imported S'well is committed to the highest verified standards of social and environmental performance as a Certified B Corporation, supporting programs that seek to protect our environment, empower communities and encourage advocacy through action