Think about someone you know that loves dinosaurs and will open this officially licensed Smithsonian rollerball pen

As you fill in every day's notes

A brass inner-tube embedded in the pen body brings perfect weight balance

or 5 mm grid

Rounded square body keeps pens from rolling away

Retro 51 Albert Einstein Collection Style:Rollerball Pen Think about someone you knowWriting in classic Retro 51 style The Albert Einstein mechanical pencil is printed with formulas to inspire your inner geek. Intelligence, thick rimmed glasses and mathematic leagues are cool, so pick up this pen and start calculating your odds on being the next prom king or queen. 5" long 1. 15 mm lead Stainless steel barrel Knurled twist end Flexible clip Replaceable eraser on top Includes an extra tube of 1. 15mm leads and erasers Imported Writing