Frank Green Ceramic Reusable Bottle offers superior temperature retention and pure taste. This durable black bottle features triple-wall vacuum insulation to keep beverages hot or cold for hours. Its ceramic lining prevents metallic flavors, ensuring a clean hydration experience. The ergonomically designed grip lid includes a convenient carry handle, while the wide mouth allows for quick refills. Constructed from BPA-free, FDA, and EU approved safe materials, it combines functionality with a robust design.