Iconic Quencher H2.0 Flowstate Tumbler with Straw The tumbler is made from 90% certified recycled stainless steel. It features thermal insulation that keeps liquids cold for up to 11 hours, and with the addition of ice cubes, for up to 2 days. The advanced lid with a 3-position rotating setting allows for drinking with or without a straw. The lid is designed for convenient use by both right-handed and left-handed individuals. The ergonomic, wide handle ensures easy carrying of the tumbler. Its contoured shape fits into car cup holders. The tumbler is dishwasher safe, and all parts can be disassembled for thorough cleaning. Spare straws are available for the tumbler. The Stanley Quencher H2.0 FlowState Tumbler is packaged in a cardboard box for the American market, while for the European market, it is wrapped in parchment paper. * While dishwasher-safe products are designed for such use, over time, their visual properties may degrade faster compared to hand washing. If maintaining the appearance of your tumbler is important to you, the manufacturer recommends hand washing with a soft sponge. The specified temperature retention parameters apply to a full, unopened container for a certain period. Opening the container and partially emptying it will result in a faster loss of the initial temperature.