Our PACKOUT™ 20 oz Tumbler provides the longest temperature retention, keeping drinks hot or cold all day. Our PACKOUT™ 20 oz Tumbler has twist and lock PACKOUT™ Connectivity so you can attach your tumbler to the top of PACKOUT™ solutions, allowing for secure drink storage on the jobsite. The smooth open and close lid provides quick and easy sliding with gloved hands while keeping dirt and debris away from the tumbler's opening. Our PACKOUT™ 20oz Tumbler is dishwasher safe. Milwaukee PACKOUT™ is the industry's most versatile and durable modular storage system.