This deal has ended.
Update! Price has increased. Newegg still has these Sennheiser HD201 Circumaural Headphones on sale for just
$17.99 $19.99. These are well reviewed, with an average rating of 4.5 out of 5 from 150 buyers and come with both 3.5mm and 6.3mm gold-plated jacks. Shipping is free and there's no sales tax (except CA, TN, NJ).