The Milwaukee 591ml PackOut tumbler allows users to carry coffee, tea, water or soup easily on site. This Milwaukee 20oz PackOut tumbler is designed with a dual-wall vacuum insultation, the tumbler provides all-day hot and cold retention ensuring you have the right temperature from the start of the day to its end. The best 20oz tumbler by Milwaukee has an exterior that has been constructued with 18/8 (18% Chrome / 8% Nickel) Stainless Steel, which provides greater strength and durability than common 18/0 (18% Chrome / 0% Nickel) Stainless Steel that is more prone to rust and punctures. This Milwaukee 4932479074 591ml PackOut tumbler can twist to lock the tumbler into any PackOut cleat for easy and secure transport around the jobsite, while they are also compatible with standard car and chair cup holders, for instance it can lock onto the PackOut deep organiser whilst being on top of other PackOut boxes and trolley.