Maintain your ideal beverage temperature throughout the day with the Reduce Cold1 34oz Tumbler. Engineered with advanced vacuum insulation, this professional-grade tumbler keeps drinks chilled for over a day while ensuring the exterior remains completely condensation-free. Its high-quality 18/8 stainless steel construction is designed for longevity, providing a rust-resistant and BPA-free solution for your daily hydration needs. The Cold1 is optimized for convenience and portability, featuring a tapered base that fits securely into most standard vehicle cup holders. The patented 3-in-1 lid offers the flexibility to sip through the included straw, drink from the opening, or gulp for faster hydration. This model also includes helpful internal markings to track your hydration goals, making it a functional tool for the office, gym, or long commutes. Key Features: 34-Hour Cold Retention: Superior vacuum insulation keeps beverages ice-cold for up to 34 hours. Patented 3-in-1 Lid: Innovative design allows you to sip, drink, or gulp based on your preference. Cup Holder Friendly: Tapered base is specifically engineered to fit in standard car and fitness equipment cup holders. Sweat-Proof Design: Advanced thermal technology prevents external condensation, keeping your hands and surfaces dry. Durable Construction: Made from premium 18/8 stainless steel and BPA-free materials; fully dishwasher safe for easy maintenance.