Update: Now $4.39.

Bodum Travel Mug – Link

This is currently marked down on Amazon to its lowest ever at only $2.53!

Note that this is an Add-on Item which  ships with a $25 Amazon order.

• Made of double-wall BPA-free plastic and keeps beverages hot or cold for several hours
• Spill resistant lid
• Non-slip silicone grip
• Dishwasher safe