Until July 14 at 9 pm ET, Shnoop offers this Sensa Cloud 9 Pen Set 10-Pack for $17.99. Coupon code "dealnews1" cuts it to $16.99. With free shipping, that's $1.70/pen and the lowest total per piece price we've seen for these pens. (Most merchants charges $7 or more for a single pen.) They feature twist retraction, black ink, soft grips, and more.