{"@context":"https://schema.org","@type":"Product","name":"Robert Oster True Blue Ink","image":["https://cdn.shopify.com/s/files/1/0575/7177/files/Robert-Oster-True-Blue-Ink_4c5b55cb.jpg?v=1768172639","https://cdn.shopify.com/s/files/1/0575/7177/files/Robert-Oster-True-Blue-Ink-2_76490fd3.jpg?v=1768172651","https://cdn.shopify.com/s/files/1/0575/7177/files/Robert-Oster-True-Blue-Ink-3.jpg?v=1768172652","https://cdn.shopify.com/s/files/1/0575/7177/files/Robert-Oster-True-Blue-Ink-4.jpg?v=1768172654"],"description":"

Brand	Robert Oster
Type	Bottled Ink
Name	Robert Oster True Blue
Bottle Material	Plastic
Bottle Opening Diameter	17.4mm
Volume	50 Ml
Origin	Australia

Robert Oster True Blue - Search on Google Images

Description

This ink is made in Australia from raw materials that are safe for fountain pens, accompanied by a color consultant. Robert Oster Inks inks have an excellent balance of permeability and viscosity so they write fluently on paper but not harsh on the nibs. The ink is pH neutral and has been formulated not to harm pen resins or celluloid. Plastic Bottle in 50ml size.And suitable for fountain pen use.

Features\n

Can be used in all fountain pens, vintage or modern.
Do not cause clogging in your pen.
\n
Offers a smooth typing experience.
Will not damage your pen.
It can be used in piston and converter filler pens.
The pH value is in determining international standards.
It has an MSDS certificate.
\n
We recommend that you do not leave the ink you use in your fountain pen for more than 4 weeks.

Robert Oster Inks

Robert Oster Signature Inks are handmade in Australia. The recyclable PET bottles are manufactured in Australia's first carbon-neutral plastics plant. The contents and packaging of my Inks are all nature-friendly and the colors a genuine inventory of the Australian palette. Robert Oster Signature originates from one of the most famous wine-producing regions of the world, the Coonawarra district of South Australia, an idyllic setting with great influence on the senses. There is my inspiration. It’s a joy to share it with you.

Ink colors give different results on different papers. In addition, photographing and different screens may cause colors to be perceived differently from the actual color. For this reason, you can search for this ink color in Google images using the link below and benefit from the experiences of other users.

","brand":{"@type":"Brand","name":"Robert Oster"},"category":"Fountain Pen Ink","dateModified":"2026-04-22T07:13:12.149996","offers":{"@type":"AggregateOffer","lowPrice":19,"highPrice":19,"priceCurrency":"USD","priceValidUntil":"2026-06-17","offerCount":1,"availability":"https://schema.org/InStock","url":"https://storestream.ai/products/robert-oster-true-blue-ink-28bfaa46","hasMerchantReturnPolicy":{"@type":"MerchantReturnPolicy","applicableCountry":"US","returnPolicyCategory":"https://schema.org/MerchantReturnFiniteReturnWindow","merchantReturnDays":30,"returnMethod":"https://schema.org/ReturnByMail","returnFees":"https://schema.org/FreeReturn"},"shippingDetails":{"@type":"OfferShippingDetails","shippingDestination":{"@type":"DefinedRegion","addressCountry":"US"},"shippingRate":{"@type":"MonetaryAmount","value":"0","currency":"USD"},"deliveryTime":{"@type":"ShippingDeliveryTime","handlingTime":{"@type":"QuantitativeValue","minValue":0,"maxValue":1,"unitCode":"DAY"},"transitTime":{"@type":"QuantitativeValue","minValue":1,"maxValue":7,"unitCode":"DAY"}}},"offers":[{"@type":"Offer","seller":{"@type":"Organization","name":"Galen Leather"},"price":19,"priceCurrency":"USD","priceValidUntil":"2026-06-17","availability":"https://schema.org/InStock","url":"https://galenleather.com/products/robert-oster-true-blue","itemCondition":"https://schema.org/NewCondition","hasMerchantReturnPolicy":{"@type":"MerchantReturnPolicy","applicableCountry":"US","returnPolicyCategory":"https://schema.org/MerchantReturnFiniteReturnWindow","merchantReturnDays":30,"returnMethod":"https://schema.org/ReturnByMail","returnFees":"https://schema.org/FreeReturn"},"shippingDetails":{"@type":"OfferShippingDetails","shippingDestination":{"@type":"DefinedRegion","addressCountry":"US"},"shippingRate":{"@type":"MonetaryAmount","value":"0","currency":"USD"},"deliveryTime":{"@type":"ShippingDeliveryTime","handlingTime":{"@type":"QuantitativeValue","minValue":0,"maxValue":1,"unitCode":"DAY"},"transitTime":{"@type":"QuantitativeValue","minValue":1,"maxValue":7,"unitCode":"DAY"}}}}]}}

Robert Oster True Blue Ink

Where to Buy