Erequisite via eBay offers the Monster NCredible NTune On-Ear Headphones in Green for $17.99 with free shipping. That's $4 under our February mention and the lowest price we've seen. (It's also the best deal now by by $2.) Features include an in-line mic and remote and tangle-resistant cable.
Harman Audio offers the AKG K550 MKII Closed-Back Reference Class Headphones in Black for $89.99 with free shipping. That's tied with our December mention, $110 off, and the lowest price we could find. They feature 50mm 2" drivers and a 12Hz to 28kHz frequency range.