Opus 88 Opera - Grey Dot Bleach Resistant Number five is absolutely a

Number five is absolutely a professionally appropriate color and just a beautiful color of blue all around

Designed for the Pineider Avatar UR demonstrator fountain pens so you can see how much ink is left in your pen as you use it

KWZ Brown 4 is a dark red brown with low shading and low black sheen

The package is a black tin with a special black sleeve over the tin

Sturdy YKK zipper

Opus 88 Opera - Grey Dot Bleach Resistant Number five is absolutely aThis large fountain pen features a semi transparent grey acrylic barrel and a cap that features intricate diamond cut accents under a smooth acrylic finish. The pen is an eyedropper filler with a shut off valve mechanism designed to prevent ink from leaking or drying up. To fill, unscrew the section, fill with the included eyedropper, and replace section. To write, simply unscrew the end blind cap, which releases the middle piston rod's shut off