We get it. Your Arizona Diamondbacks™ are a big deal. That’s why we created a tumbler with a design that knows no bounds and keeps drinks on point for hours! Up to 24 hours cold and 8 hours hot Double-wall vacuum insulation and copper lined 18/8 stainless steel with leak resistant & easy-close lid Do not put tumbler in dishwasher, freezer or microwave Hand wash with soap (no bleach or chlorine) & water using a scratch-free sponge Tumbler designed & decorated in Venice, FL. Made in China. Limited 5-year guarantee Lid is dishwasher safe (top rack only) Major League Baseball trademarks and copyrights are used with permission of Major League Baseball Properties, Inc. Visit MLB.com