1. It's a great pen, when you colse the cap, looked like a lipstick, but when you put the cap screw in the end of pen body, it become an normal size fountain pen, easy to carry in the journey. And this pen can use the ink cartridges also can use the eye dropper filling. 2. Pen body made of acrylic, showed colorful pattern and matte effects, very beauful and durable. And export quality gold plated iridium fountain pen nib, bring you a perfect writing experience, very smooth 3. The fountain pen supports 2ml ink, and you can also use ink cartridges for this pen, which is convenient for use on the go.(Ink not included) Nib:F Nib Cap:screw type Ink filling:eye dropper filling type or ink cartridges (caliber 2.6mm) Note:Due to different production batches, there are differences in appearance, which does not affect usage. Colour:Transparent Material:Acrylic + Iridium Package Contents: 1 * Fountain pen(Ink not included) 1 * Eyedropper(The color of the dropper is random and cannot be specified) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.