Four Aluminum Bolt Action Pens, one in each core color: Jet Black, Royal Blue, Purple, and Regal Red. Plus black and blue 0.55mm medium-point replacement cartridges, two of each, so every pen keeps writing in either color. What is in the box: Aluminum Bolt Action Pen, Jet Black ($34.99) Aluminum Bolt Action Pen, Royal Blue ($34.99) Aluminum Bolt Action Pen, Purple ($34.99) Aluminum Bolt Action Pen, Regal Red ($34.99) Black Replacement Ink Cartridge 2-pack ($8.99) Blue Replacement Ink Cartridge 2-pack ($8.99) Retail value $157.94. Aerospace-grade aluminum, precision bolt action mechanism, lifetime warranty.