BIC 4-Color 3+1 Ballpoint Pen and Pencil, Medium Point (1.0 mm), 0.7mm Lead, Assorted Inks, 1-Count
bought at Amazon for $9.99
This instantly changed the way I take notes in class. Before this product, I would have to constantly switch between my pens and pencils, but this makes life so much easier with everything in one. Highly recommended for all college students that take handwritten notes!