Stainless Steel Double Wall Vacuum Flask – 500ml Sports Water Bottle with Straw Keep your drinks at the perfect temperature wherever you go. This 500ml double-wall vacuum flask is made from durable stainless steel and features an insulated design to help maintain hot or cold temperatures for longer. The built-in straw and leak-resistant design make it ideal for daily use, travel, office, gym, and outdoor activities. How to Use Fill the bottle with your favorite hot or cold beverage. Secure the lid tightly. Use the built-in straw for convenient drinking. Clean thoroughly after use. Key Features 500ml Capacity Premium Stainless Steel Construction Double-Wall Vacuum Insulation Built-in Drinking Straw Leak-Resistant Design Keeps Drinks Hot or Cold for Longer Durable & Reusable Lightweight and Portable Package Includes 1 × Stainless Steel Vacuum Flask 1 × Straw Lid Suitable For Office & School Gym & Sports Travel & Outdoor Activities Daily Use.