The NITE IZE® Inka™ pen is engineered to write in all conditions - underwater, at any altitude, in temperature extremes and at any angle. Constructed from stainless steel, the Inka pen offers exceptional strength, durability and corrosion resistance. A replaceable, pressurized ink cartridge gives the Inka™ its amazing ability to write in extreme conditions; it also features a built-in touchscreen stylus.
Lightweight and watertight
Pressurized ink cartridge works wet or dry at any angle, any temperature, and any altitude