Fountain Pens By Blackwood Calligraphy Design Art Pen Carbon Fiber Effect Box 100% Guarantee Blackwood - Fountain Pen Calligraphy Pens are perfect for writing drawing or coloring EASY TO USE - The Blackwood Matrix fountain pens have a perfect weight and balance ELEGANT QUALITY - The polished chrome finish gives the pens an elegant look and and exudes quality in a Carbon Fiber effect gift box ENGINEERED WITH THE USER IN MIND - The Fountain pens have a hand finished stainless steel medium nib that provides an effortless and smooth writing experience TWO REFILL OPTIONS - Cartridge or pump from a bottle ( not supplied ) converter included.