The Milwaukee® Packout™ 30OZ Tumbler Provides The Longest Temperature Retention, Keeping Drinks Hot or Cold All-Day. The Packout™ 30OZ Tumbler Features Twist and Lock Packout™ Connectivity So You Can Attach Your Tumbler to The Top Of Milwaukee® Packout™ Solutions, Allowing For Secure Drink Storage On The Jobsite. The Smooth Open & Close Lid Provides Quick and Easy Sliding With Gloved Hands While Keeping Dirt and Debris Away From The Tumbler'S Opening. The Packout™ 30OZ Tumbler Is Dishwasher Safe. Milwaukee