Our water was hot after five hours, and cold after 12. Drinking from this flask is a one-handed operation, as you don’t need to unscrew the lid before taking a sip. The lock on the lid will also ...

For a limited time, the retailer is offering 64% off a Houdini leak-free drinking flask. It's now available for only $4 compared to its original $11 retail price. Amazon Prime members can also ...

Discover the Firelight Flask: premium 18/8 stainless steel construction, magnetic tumblers, and 24-hour insulation. This ...