Key Features

• Triple Wall Vacuum Insulation with Copper Plating: Hydrowion 40oz insulated water bottle for cup holder adopts copper-plated triple wall vacuum insulation technology, which effectively blocks heat. Tested rigorously, it keeps drinks icy cold for up to 48 hours (max 24 hours in summer) and reliably warm for 12 hours, meeting your daily drinking needs in all seasons.
• Patented Design & Perfect Car Companion: With a patented T-shaped appearance and a 2.92-inch base, the Hydrowion water bottle features a universal size that fits snugly in most standard car cup holders. Its ergonomic T-shape not only ensures stable placement even during sudden braking but also adds a unique stylish touch, making it your ideal on-the-go partner.
• Food-Grade Safety & Stylish Ergonomic Design: Made of 18/8 food-grade stainless steel with double walls, it is 100% BPA-free and non-toxic, never leaving a metal taste or rust, and free from oxidation and flavor transfer. The fine matte powder-coated exterior ensures a comfortable and non-slip grip, while the wide-mouth opening allows easy filling with ice or fruits and quick cleaning, paired with elegant colors to lift your mood every time you drink.
• Long-standing Amazon seller & Reliable After-Sales: As a long-term well-established Amazon store, the Hydrowion water bottle boasts reliable quality. It offers unlimited free accessory replacement for accidental damage, plus a 90-day replacement guarantee. If you are not satisfied for any reason, please contact us immediately—we are always ready to improve and provide you with a satisfactory solution.

Specifications