Darrel Ralph Custom Knives DDR, Custom Slim Line Copper Pen, Shark Skin Patina Review July 31, 2018October 26, 2018 - Corsairier Length:4.75″ Diameter:0.38″ Material:Copper Color:Copper, Green Weight:1.69 oz. Ink Color:Black Ink Cartridge:Fisher Space Pen Mechanism:Click Brand:DDR Darrel Ralph Model:Go Pen Slim Line Country of Origin:USA Product Type:Pen