Rule/One Ruler sale Each pen body starts out

Each pen body starts out as a solid piece of 6061-T6 aluminum from which all individual part are machined

Proudly backed by 25-year warranty

Cobra weave for durability and a clean look

Perforated foam back panel for comfort and ventilation

Stronger and slimmer than leather

Rule/One Ruler sale Each pen body starts outThis pen ruler combination perfectly fits your notebook as a bookmark with its unique droplet shape while fulfilling different uses on paper, on tablet, and on the go with the interchangeable heads. Sleek, compact, this finely crafted tool is light and delightful to unleash your ideas with joy. Finely crafted milled aluminum body.