The HYDROBREW 500ml black double wall insulated tumbler offers a larger capacity without compromising on style or performance. Crafted from high‑quality food‑grade stainless steel, it ensures safe and clean drinking with no leaching of chemicals. Its advanced vacuum insulation keeps drinks hot or cold for hours, while the exterior remains comfortable to hold with no condensation build‑up. The sleek matte black finish pairs well with any setting, from the office desk to the hiking trail. A leak‑proof silicone‑lined lid prevents spills, and the wide mouth design allows for quick cleaning and easy addition of ice or flavor infusions. Sturdy yet lightweight, this tumbler is perfect for active lifestyles and eco‑minded users who want to reduce single‑use plastics. double wall insulated, black water bottle, 500ml stainless steel, leakproof lid, vacuum insulation, bpa free, condensation free, easy to clean, eco friendly, thermal tumbler, lightweight bottle, durable design, hot drink bottle, cold drink bottle, reusable water bottle, spill proof, travel bottle, everyday hydration, stylish design, premium bottle