The STANLEY Water bottle cup Iceflow Tumbler is a 30 Oz insulated tumbler that can keep beverages cold for up to 12 hours, 2 days iced. It features a twist lid for easy access and is made of durable stainless steel material. The dew drop color theme makes it perfect for both holiday and summer outings, while its fast flow lid ensures quick and easy sipping on the go. With its high-quality construction and brand reputation, this tumbler is a reliable choice for keeping your drinks cold wherever you go.