Introducing the Built 18oz Double Wall Vacuum Sealed Stainless Steel Flip Top Bottle. This sleek and durable water bottle is designed to keep your beverages at their optimal temperature throughout the day. Crafted from high-quality stainless steel, its double-walled, vacuum-sealed construction ensures that cold drinks stay cold for up to 8 hours, while hot beverages remain hot for up to 4 hours. The innovative threadless Tritan lid allows for easy one-handed drinking and securely seals to prevent leaks. Plus, its slim design fits in most standard-sized cup holders, making it perfect for on-the-go hydration. Stay refreshed and hydrated wherever you are with the Built 18oz Water Ink Water Bottle.