As one of its daily deals, That Daily Deal offers the Heated Sox Men's or Women's Insulated Thermal Socks for $3.49 plus $1 for shipping. That's a buck under our mention from last month and the lowest total price we could find by $4. They're available in men's size 8 to 12.5 or women's size 5 to 10. Deal ends today.
Note that the color you'll receive will be chosen at random.