Pen Type-C

The iconic precision pen and ruler sleeve. Machined from stainless steel with ultra-high tolerances creating a pneumatic seal. When you pull the pen from its sleeve, it makes a satisfying popping sound. Added to Cooper Hewitt National Design Museum's permanent collection in 2023.

A minimal everyday pen over-engineered to last generations. Available in titanium (half the weight of brass) and brass/stainless steel. The precision-machined tolerances create a piston-like effect - the pen falls slowly into its sleeve and makes a popping sound when pulled out quickly.

A single-use launch clock counting for 1 million days (2,738 years). Pull the pin to burn your launch time into silicon forever. Features ±2.5ppm accuracy, 150+ year battery, over-engineered to outlive you. Suspended in borosilicate glass.

A Casio F-91W movement cast in transparent resin. No buttons, no functions - just time. Set to your timezone before casting, becomes fully waterproof with 10+ year battery. Celebrates the F-91W's unchanged design since 1989.

Grade 5 titanium construction for exceptional strength-to-weight ratio. The bolt action mechanism has been refined for even smoother operation in v.02.

Compact single-body twist pen at the intersection of aerospace parts and precision tooling. Compatible with Parker style refills.

Auto-adjusting EDC pen with telescoping body that accommodates different sized refills. The collet grip ensures a wiggle-free fit at the writing tip.

Super compact twist mechanism pen that disappears in your pocket. Available in titanium, brass, or copper with D1 refill compatibility.

The most refill-friendly bolt action pen ever made. CNC machined with reversible deep carry pocket clip and compatible with hundreds of refill types.

The ultimate refill-friendly pen accepting 750+ different refills without hacks or mods. Machined from solid titanium with adjustable length.