Durable, Premium Construction – Made with high-quality stainless steel, this flask is built to remaining cool to the touch with hot drinks and condensation-free with cold drinks. Special feature: BPA Free, Cold 24 Hours, Durable Stainless Steel, Hot 10 Hours, Leakproof, Vacuum Insulated.
Completely leakproof, Very light, easy to clean and best of all keeps drink hot for nearly 12 hours even if half full. Amazing
Not that easy to drink from as lid gets in the way but worth the very slight inconvenience as it is leakproof and so good at keeping hot and cold