The insulated Hydro Flask 40 oz Travel Tumbler is designed to keep your drinks cold for hours. It features a durable handle for easy carrying and fits most cupholders, making it perfect for on-the-go hydration. The TempShield insulation ensures your drinks stay cold, while the leak-resistant press-in lid with a flexible straw allows for easy sipping. Made from durable pro-grade stainless steel, it guarantees pure taste without flavor transfer. This tumbler is also dishwasher safe for easy cleaning. The cupholder-friendly design makes it ideal for travel, outdoor activities, or everyday use.