Black/Blue/Green/Red. Made by Schmidt. This refill can be used with any pen that uses a D1 sized refill, including The D1 67mm pen refill is a standard pattern used in most multi-function pens and many compact or expanding pens.
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Black/blue/green/red. Made by Schmidt. This refill can be used with any pen that uses a D1 sized refill, including The D1 67mm pen refill is a standard pattern used in most multi-function pens and many compact or expanding pens.
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Black/blue/green/red/mixed(2 black,2 blue,2 green,2 red) Made by Schmidt. This refill can be used with any pen that uses a D1 sized refill, including The D1 67mm pen refill is a standard pattern used in most multi-function pens and many compact or expanding pens.
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