The GP 1945 pen is balanced with life-saving capabilities, timeless craftsmanship, and one heck of a solid design. From its bolt action nib deployment to a unique multi-tone whistle for both emergency and fun, the GP 1945 works as well in the wild as it does at your desk. Plus it has cool features like a tough as nails tungsten steel glass breaker tip, measuring tool and a precision finger rest all in one incredible package. It’s designed to last a lifetime for a user to write and create, the bolt action and multi-tone whistle are a delightful sensation to play with, the survival breaker is life-saving for yourself and others around you. And even the quick-measuring detail is subtle and useful as your EDC tool.