ThermoFlask 40oz insulated stainless steel water bottles with spout lid, sold as a 2-pack. These bottles are designed to keep drinks ice cold for up to 24 hours or piping hot for up to 12 hours with double-wall vacuum insulation. Each bottle features 18/8 food-grade stainless steel construction with a durable powder coat finish and removable protective silicone bumper.

The bottles include a universal spout lid that fits all wide mouth ThermoFlask bottles (14oz-64oz), providing easy one-handed drinking. The wide mouth opening allows for easy addition of ice cubes and simple cleaning. Each bottle has an easy-carry loop handle for portability and remains sweat-free thanks to the vacuum insulation. The bottles are dishwasher safe for convenient cleaning.