M&G Stationery 0.9ml Pure Blue Ink Cartridges Refillable Fountain Pen Ink Cartridges 30pcs/Box AIC47648B3

Convenient installation with a simple "click" sound indicating proper fit

Smooth and continuous writing without ink interruption

Transparent visible cartridge body for easy ink level monitoring

Large capacity barrel packaging for easy access and reduced cartridge loss

Compatible with standard refillable fountain pens and erasable pens

Multiple color options including erasable pure blue ink for use with erasable pens

Durable ink that resists fading and provides smooth writing experience

1. Insert the narrow end of the cartridge into the pen nib section until a "click" is heard.

2. Hold the pen vertically for one minute to allow ink flow before writing.

Product parameters are manually measured and may have slight deviations; please refer to the actual product.