GearXS via eBay offers this 7-LED Headlamp 2-Pack for $4.99 with free shipping. That's tied with last week's mention and the lowest total price we could find now by $6, excluding the below mention and other eBay vendors. Each headlamp features a pivoting light-head, three illumination modes, adjustable headstraps, and up to 100,000 hours of light. Three AAA batteries per headlamp are required, not included.
A close price: 13 Deals offers it for $0 plus $5.49 for shipping.