Cross fountain pen ink cartridges come in a pack of 6
These will fit all Cross fountain pens, accept the Spire and the slim Classic Century pen that has a screw cap
Blue/Black is a dark blue color
Any domestic order with a value of over $59, after all discounts, qualifies for free shipping. Upgraded shipping is available during checkout for a discounted cost.
Orders under $59 - USPS (4-7 day average) is $4.95
International rates will vary depending on price and weight.