Parker Super Quink Permanent Ink Refill, 2-ounce Bottle, Blue-Black (3007100). Choose between the noble ritual of bottle-filling, or the convenience and practicality of cartridges. Added lubricity to let pen glide smoothly across paper. Resists fading while it protects pen. Parker Quink inks are specially designed and formulated to the most exacting standards to ensure that Parker products deliver faultless performance. Limited warranty guarantees product for 2 years from date of original purchase against defects in materials or workmanship.