Tanga offers the Champion Elite Tech doubleDry Sport Stretch Boxer Briefs 6-Pack in Heather (pictured) or White for $14.99 plus $3.99 for shipping. That's $3.16 per pair and tied with last week's mention as the lowest total price we could find for this quantity by $17, outside of the mention below. They come in size XL only.
Of note, Shnoop offers them for $18.99 via coupon code "DEALNEWS1" with free shipping. Shnoop also offers them in size XL only. Deal ends March 19 at 9 pm ET.