Luxury Niello Style Chinese Ming Dynasty Emperor Style Dragon Play Jade Ball Fountain Pen Fine Tip Lenth (with cap on): 5.5 inches Weigth: 70g Tip: Fine 18kgp Tip Converter/ Filler :Piston Style (Turns end of filler with a piston taking in ink )  Cartridge compatible (Not include) Cap: Screw Style , No Clip .  With rotatable green plastic ball at the end. Material : Mostly made of Steel. Ink filler made of plastic. The green ball made of plastic.Each fountain pen comes inside an attractive gift box and with a booklet.Comes without ink