.308 Winchester rifle bullets, previously fired, reused and made into ink pens! These are real brass bullets! Ink is refillable/ sold separately. We use black ink. Taken apart and you will find the imprinted markings. They have a nice feel to them and write smoothly with an even flow. heavier than your average ink pen, yet light weight and comfortable grip. These pens come in a variety of colors on the tips and clips. The bullet casings never change. And the clips are offered in different shapes, availability comes and goes quickly. Custom orders accepted. These pens are handcrafted locally , by my son in his spare time. Who is also a Marine Corps Veteran. Shipping is available on request. Prices vary per clip design. Pens without clip designs are $15.00 and $20.00 for clips with special designs I.e. Rifle style.