The Ripple Mark Pen Size_5.5" x 6" x 2.75" | 140 x 152 mm Emblazoned with a map of

Emblazoned with a map of the night sky nestled among astronomical events

Soar through your meal prep with this ornithology-inspired tea towel close at hand

but we don't recommend taking them swimming)

or keep track of your week while musing on your favorite 8-legged ocean-dwellers

The Ripple Mark Pen Size_5.5" x 6" x 2.75" | 140 x 152 mm Emblazoned with a map ofRipple marks are patterns left below moving water or wind, and by studying them, scientists can learn a lot about the area's geography. These patterns can tell us about the depth of water above the ocean floor or riverbed, which direction the flow of water or air was going, how fast, whether there were waves or storms, and a whole lot more. The Ripple Mark is a capped metal body pen with textures reminiscent of ripple marks. Use it to conquer your