Prototo Ballpoint Pen

The sweetest addition to our journal sets! These are truly the smoothest ballpoint pens that could have you writing for hours with ease. Beautifully designed in Germany with a screw top so that you're not losing your cap or drawing all over the inside of your handbag. 

3D printed and made from bioplastics and natural materials. See materials section for more details.

Refillable with Schneider Slider 710 Ballpoint Pen refill or similar.

Prototo is a design studio with the goal of developing maximally sustainable products. We manufacture our products by hand—recyclable, climate-neutral, sometimes with bioplastics but always with the shortest supply chains and from European materials.