The Noodlers Ink Squetegue Bottled Ink Refill is a collection of inks of various colors and qualities. These inks can be bullet proof, Freeze Resistant, andor eternal. The different terms mean that it is Bullet proof, meaning it is water proof, bleach proof, lightfast, and has an archiving affect on the paper; Freeze Resistant, meaning it is capable of staying in a liquid state in freezing temperatures; or Eternal, meaning it resists the effects of time when used on paper, such as moisture, humidity, and UV light. These inks are both beautiful, and long lasting. A brilliant choice for those in cold climates, writing documents you wish to last, or simply writing a check. The ink bottles economical size of 3oz makes it a treasure trove of vibrant colors. ADDITIONAL INFO Genuine Product from Noodlers Ink. Buy from Authorized Major dealer only , with confidence. Brand New Product. Waterproof, fraud proof, and freeze proof. Long lasting. BOTTLE MIGHT COME IN GLASS OR PLASTIC.